Update .gitignore and remove cached files

.gitignore

@@ -6,11 +6,6 @@ bin/
 gen/
 obj/
 
-newdc/android/libnewdc/bin/libnewdc.jar
-newdc/android/libnewdc/bin/classes/com/example/newdc/JNIdc.class
-
-shell/android/assets/build
-
 # iOS/Xcode general stuff
 .DS_Store
 */build/*
@@ -56,4 +51,4 @@ reicast-ios.xccheckout
 .idea
 *.iml
 .externalNativeBuild
-shell/android-studio/app/src/main/assets/build
+shell/android-studio/reicast/src/main/assets/build

shell/android-studio/android-studio.iml

@@ -1,16 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<module external.system.id="GRADLE" type="JAVA_MODULE" version="4">
-  <component name="FacetManager">
-    <facet type="android-gradle" name="Android-Gradle">
-      <configuration>
-        <option name="GRADLE_PROJECT_PATH" value=":" />
-      </configuration>
-    </facet>
-  </component>
-  <component name="NewModuleRootManager" inherit-compiler-output="true">
-    <exclude-output />
-    <content url="file://$MODULE_DIR$" />
-    <orderEntry type="jdk" jdkName="1.8" jdkType="JavaSDK" />
-    <orderEntry type="sourceFolder" forTests="false" />
-  </component>
-</module>

shell/android-studio/reicast/src/main/assets/build

@@ -1 +0,0 @@
-9891979f2c0e9e9e8a8975e16aea9b4e943bd3aa