remove NDK compile dependency
Delete README.md

Remove deprecated README.md
Merge branch 'irrdev'

Conflicts:
	proj.android/.cproject
update V2.0.12
fix some error
update V2.0.13
tidy code & fix umeng update
Merge branch 'master' into develop
remove useless internal app update & tidy code

Conflicts:
	proj.android/res/values-zh-rCN/strings.xml
	proj.android/src/cn/garymb/ygomobile/MainActivity.java
	proj.android/src/cn/garymb/ygomobile/SettingsActivity.java