opensles detection: fail required but not found
android build: don't set WITH_OPENSLES in options

WITH_OPENSLES is automatically set by find_feature
android build: set default ndk api level to 9

API level 9 is required in order build the android client with audio
support.
Fixed freerdp_command_line_parse_comma_separated_values, setting
count correct now, if there is no data in the list.
FindOpenSLES: removed debug message
andriod: removed unecessary config option
Added CMake generated BuildConfiguration java class.
Merge pull request #1521 from bmiklautz/issue/1519

Android build default ndk level
Implemented debug menu hidden in relase builds.
Merge branch 'master' of https://github.com/FreeRDP/FreeRDP into android_debug_settings

Conflicts:
	cmake/ConfigOptionsAndroid.cmake
Removed forced disable of microphone redirection for android builds.
android: fixed classpaths

fixes #1526
Merge pull request #1530 from akallabeth/android_microphone_enable_by_default

Removed forced disable of microphone redirection for android builds.
Merge pull request #1531 from bmiklautz/issue/1526

android: fixed classpaths
Merge pull request #1524 from akallabeth/android_debug_settings

Add debug settings menu for android

Menu needs to be activated with cmake with -DWITH_ANDROID_DEBUG_MENU=ON
Merge pull request #1523 from akallabeth/cmdline_parser_fix

Fixed freerdp_command_line_parse_comma_separated_values
build: link winpr-synch against winpr-sysinfo
ios build: fixed toolchain for cmake 2.8.10
ios simulator build: set CMAKE_OSX_SYSROOT

When building for iphone simulator it is required to set the CMAKE_OSX_SYSROOT
to "iphonesimulator" otherwise command line builds (with cmake --build) will fail.
ios build: added option to set signing certificate

Code signing certificate can be set with with cmake option CODE_SIGN_IDENTITY.
Like -DCODE_SIGN_IDENTITY="signing identity"