Android exporter: update default settings to gradle-experimental:0.7.0-rc1 and build tools 23.0.2 (fixes linker errors with clang toolchain).

extras/Projucer/Source/Project Saving/jucer_ProjectExport_AndroidStudio.h

@@ -51,9 +51,9 @@ public:
     AndroidStudioProjectExporter (Project& p, const ValueTree& t)
         : AndroidProjectExporterBase (p, t),
           gradleVersion (settings, Ids::gradleVersion, nullptr, "2.10"),
-          gradleWrapperVersion (settings, Ids::gradleWrapperVersion, nullptr, "0.7.0-alpha4"),
+          gradleWrapperVersion (settings, Ids::gradleWrapperVersion, nullptr, "0.7.0-rc1"),
           gradleToolchain (settings, Ids::gradleToolchain, nullptr, "gcc"),
-          buildToolsVersion (settings, Ids::buildToolsVersion, nullptr, "23.0.1"),
+          buildToolsVersion (settings, Ids::buildToolsVersion, nullptr, "23.0.2"),
           androidStudioExecutable (findAndroidStudioExecutable())
     {
         name = getName();