android_bash: Refractor the bash helpers
android_bash: Refractor the bash helpers

 * bashe takes over the bashes features
 * bashpush edited to a commiter, bashamend added
 * Various coding style updates

Change-Id: I11b0a09b85ef05245c3584b8090459a8b1f69ccb
Signed-off-by: Adrian DC <01fb3892f39957945220431e7409156544d2f041@gmail.com>

AdrianDC/android_development_shell_tools,AdrianDC/android_development_shell_tools