re-add .idea folder since IntelliJ IDEA config is nontrivial

.idea/.name

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+processing-intellij

.idea/compiler.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="CompilerConfiguration">
+    <excludeFromCompile>
+      <file url="file://$PROJECT_DIR$/src/circleArrayStim.java" />
+      <file url="file://$PROJECT_DIR$/src/objDensity.java" />
+      <file url="file://$PROJECT_DIR$/src/sketch.properties" />
+      <file url="file://$PROJECT_DIR$/src/protoGather.java" />
+      <file url="file://$PROJECT_DIR$/src/lineRotate.java" />
+      <file url="file://$PROJECT_DIR$/src/angleMove.java" />
+      <file url="file://$PROJECT_DIR$/src/heatup.java" />
+      <file url="file://$PROJECT_DIR$/src/angleGather.java" />
+      <file url="file://$PROJECT_DIR$/src/ObjectRecognition.java" />
+      <file url="file://$PROJECT_DIR$/src/colorScreen.java" />
+      <file url="file://$PROJECT_DIR$/src/RotateClass.java" />
+      <file url="file://$PROJECT_DIR$/src/squareCorridor.java" />
+      <file url="file://$PROJECT_DIR$/src/Presets.java" />
+      <file url="file://$PROJECT_DIR$/src/identifyEuglena.java" />
+      <file url="file://$PROJECT_DIR$/src/unidirectionStim.java" />
+      <file url="file://$PROJECT_DIR$/src/shrinkingCircle.java" />
+      <file url="file://$PROJECT_DIR$/src/euglena_basic_stimuli.java" />
+      <file url="file://$PROJECT_DIR$/src/protoClear.java" />
+      <file url="file://$PROJECT_DIR$/src/gradientWindow.java" />
+      <file url="file://$PROJECT_DIR$/src/recordTimelapse.java" />
+      <file url="file://$PROJECT_DIR$/src/ShrinkClass.java" />
+      <file url="file://$PROJECT_DIR$/src/TranslateClass.java" />
+      <file url="file://$PROJECT_DIR$/src/translateCircle.java" />
+      <file url="file://$PROJECT_DIR$/src/developer.java" />
+      <file url="file://$PROJECT_DIR$/src/shrinkingWindow.java" />
+      <file url="file://$PROJECT_DIR$/src/ExpandClass.java" />
+      <file url="file://$PROJECT_DIR$/src/rectangularStim.java" />
+      <file url="file://$PROJECT_DIR$/src/separate.java" />
+      <file url="file://$PROJECT_DIR$/src/testing.java" />
+      <file url="file://$PROJECT_DIR$/src/merge.java" />
+      <file url="file://$PROJECT_DIR$/src/window.java" />
+      <file url="file://$PROJECT_DIR$/src/snapshot.java" />
+      <file url="file://$PROJECT_DIR$/src/randomLED.java" />
+      <file url="file://$PROJECT_DIR$/src/proto488flashraster.java" />
+      <file url="file://$PROJECT_DIR$/src/clearDisplay.java" />
+      <file url="file://$PROJECT_DIR$/src/clearScreen.java" />
+      <file url="file://$PROJECT_DIR$/src/showCV.java" />
+    </excludeFromCompile>
+    <resourceExtensions />
+    <wildcardResourcePatterns>
+      <entry name="!?*.java" />
+      <entry name="!?*.form" />
+      <entry name="!?*.class" />
+      <entry name="!?*.groovy" />
+      <entry name="!?*.scala" />
+      <entry name="!?*.flex" />
+      <entry name="!?*.kt" />
+      <entry name="!?*.clj" />
+      <entry name="!?*.aj" />
+    </wildcardResourcePatterns>
+    <annotationProcessing>
+      <profile default="true" name="Default" enabled="false">
+        <processorPath useClasspath="true" />
+      </profile>
+    </annotationProcessing>
+  </component>
+</project>

.idea/copyright/profiles_settings.xml

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+<component name="CopyrightManager">
+  <settings default="" />
+</component>

.idea/dictionaries/jan.xml

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+<component name="ProjectDictionaryState">
+  <dictionary name="jan">
+    <words>
+      <w>arduino</w>
+    </words>
+  </dictionary>
+</component>

.idea/libraries/lib.xml

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+<component name="libraryTable">
+  <library name="lib">
+    <CLASSES>
+      <root url="jar://$PROJECT_DIR$/lib/gluegen-rt-natives-macosx-universal.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/jogl-all-natives-linux-i586.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/gluegen-rt-natives-windows-i586.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/gluegen-rt-natives-linux-armv6hf.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/jogl-all.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/jogl-all-natives-windows-amd64.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/core.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/gluegen-rt-natives-linux-amd64.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/jogl-all-natives-linux-amd64.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/jogl-all-natives-windows-i586.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/gluegen-rt-natives-linux-i586.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/gluegen-rt-natives-windows-amd64.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/jogl-all-natives-linux-armv6hf.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/jogl-all-natives-macosx-universal.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/gluegen-rt.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/controlP5.jar!/" />
+      <root url="jar://$PROJECT_DIR$/lib/arduino.jar!/" />
+    </CLASSES>
+    <JAVADOC />
+    <SOURCES />
+  </library>
+</component>

.idea/libraries/opencv.xml

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+<component name="libraryTable">
+  <library name="opencv">
+    <CLASSES>
+      <root url="file://$PROJECT_DIR$/lib/opencv_processing/library" />
+    </CLASSES>
+    <JAVADOC>
+      <root url="file://$PROJECT_DIR$/lib/opencv_processing/reference" />
+    </JAVADOC>
+    <NATIVE>
+      <root url="file://$PROJECT_DIR$/lib/opencv_processing/library/linux64" />
+      <root url="file://$PROJECT_DIR$/lib/opencv_processing/library/windows64" />
+      <root url="file://$PROJECT_DIR$/lib/opencv_processing/library/windows32" />
+    </NATIVE>
+    <SOURCES>
+      <root url="file://$PROJECT_DIR$/lib/opencv_processing/src" />
+      <root url="file://$PROJECT_DIR$/lib/opencv_processing/library" />
+    </SOURCES>
+    <jarDirectory url="file://$PROJECT_DIR$/lib/opencv_processing/library" recursive="false" />
+    <jarDirectory url="file://$PROJECT_DIR$/lib/opencv_processing/library" recursive="false" type="SOURCES" />
+  </library>
+</component>

.idea/libraries/serial.xml

@@ -0,0 +1,21 @@
+<component name="libraryTable">
+  <library name="serial">
+    <CLASSES>
+      <root url="file://$PROJECT_DIR$/lib/serial" />
+      <root url="file://$PROJECT_DIR$/lib/serial/bin" />
+      <root url="file://$PROJECT_DIR$/lib/serial/library" />
+    </CLASSES>
+    <JAVADOC />
+    <NATIVE>
+      <root url="file://$PROJECT_DIR$/lib/serial/library/windows64" />
+      <root url="file://$PROJECT_DIR$/lib/serial/library/macosx" />
+      <root url="file://$PROJECT_DIR$/lib/serial/library/linux64" />
+    </NATIVE>
+    <SOURCES>
+      <root url="file://$PROJECT_DIR$/lib/serial/src" />
+      <root url="file://$PROJECT_DIR$/lib/serial/library" />
+    </SOURCES>
+    <jarDirectory url="file://$PROJECT_DIR$/lib/serial/library" recursive="false" />
+    <jarDirectory url="file://$PROJECT_DIR$/lib/serial/library" recursive="false" type="SOURCES" />
+  </library>
+</component>

.idea/libraries/video.xml

@@ -0,0 +1,18 @@
+<component name="libraryTable">
+  <library name="video">
+    <CLASSES>
+      <root url="file://$PROJECT_DIR$/lib/video/library" />
+    </CLASSES>
+    <JAVADOC>
+      <root url="file://$PROJECT_DIR$/lib/video/reference" />
+    </JAVADOC>
+    <NATIVE>
+      <root url="file://$PROJECT_DIR$/lib/video/library/windows64" />
+      <root url="file://$PROJECT_DIR$/lib/video/library/macosx64" />
+    </NATIVE>
+    <SOURCES>
+      <root url="file://$PROJECT_DIR$/lib/video/src" />
+    </SOURCES>
+    <jarDirectory url="file://$PROJECT_DIR$/lib/video/library" recursive="false" />
+  </library>
+</component>

.idea/misc.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ClientPropertiesManager">
+    <properties class="javax.swing.AbstractButton">
+      <property name="hideActionText" class="java.lang.Boolean" />
+    </properties>
+    <properties class="javax.swing.JComponent">
+      <property name="html.disable" class="java.lang.Boolean" />
+    </properties>
+    <properties class="javax.swing.JEditorPane">
+      <property name="JEditorPane.w3cLengthUnits" class="java.lang.Boolean" />
+      <property name="JEditorPane.honorDisplayProperties" class="java.lang.Boolean" />
+      <property name="charset" class="java.lang.String" />
+    </properties>
+    <properties class="javax.swing.JList">
+      <property name="List.isFileList" class="java.lang.Boolean" />
+    </properties>
+    <properties class="javax.swing.JPasswordField">
+      <property name="JPasswordField.cutCopyAllowed" class="java.lang.Boolean" />
+    </properties>
+    <properties class="javax.swing.JSlider">
+      <property name="Slider.paintThumbArrowShape" class="java.lang.Boolean" />
+      <property name="JSlider.isFilled" class="java.lang.Boolean" />
+    </properties>
+    <properties class="javax.swing.JTable">
+      <property name="Table.isFileList" class="java.lang.Boolean" />
+      <property name="JTable.autoStartsEdit" class="java.lang.Boolean" />
+      <property name="terminateEditOnFocusLost" class="java.lang.Boolean" />
+    </properties>
+    <properties class="javax.swing.JToolBar">
+      <property name="JToolBar.isRollover" class="java.lang.Boolean" />
+    </properties>
+    <properties class="javax.swing.JTree">
+      <property name="JTree.lineStyle" class="java.lang.String" />
+    </properties>
+    <properties class="javax.swing.text.JTextComponent">
+      <property name="caretAspectRatio" class="java.lang.Double" />
+      <property name="caretWidth" class="java.lang.Integer" />
+    </properties>
+  </component>
+  <component name="EntryPointsManager">
+    <entry_points version="2.0" />
+  </component>
+  <component name="MavenImportPreferences">
+    <option name="generalSettings">
+      <MavenGeneralSettings>
+        <option name="mavenHome" value="Bundled (Maven 3)" />
+      </MavenGeneralSettings>
+    </option>
+  </component>
+  <component name="ProjectLevelVcsManager" settingsEditedManually="false">
+    <OptionsSetting value="true" id="Add" />
+    <OptionsSetting value="true" id="Remove" />
+    <OptionsSetting value="true" id="Checkout" />
+    <OptionsSetting value="true" id="Update" />
+    <OptionsSetting value="true" id="Status" />
+    <OptionsSetting value="true" id="Edit" />
+    <ConfirmationsSetting value="0" id="Add" />
+    <ConfirmationsSetting value="0" id="Remove" />
+  </component>
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="true" assert-keyword="true" jdk-15="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/out" />
+  </component>
+</project>

.idea/modules.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/processing-intellij.iml" filepath="$PROJECT_DIR$/processing-intellij.iml" />
+    </modules>
+  </component>
+</project>

.idea/vcs.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="" vcs="Git" />
+  </component>
+</project>