Remove delete_bookmark tearDown from test_browser_bookmark and test_everythingme_app

Conflicts:

	gaiatest/tests/everythingme/test_everythingme_app_install.py
fix TestLaunchApp
Merge pull request #954 from bebef1987/home_launch

fix TestLaunchApp
Merge remote-tracking branch 'upstream/v1.0.1' into v1.0.1
remove pypi reference from installation instructions in readme