functionality to re-register appium with grid
look for ~/.profile in sysExec()
add troubleshooting note for MacPorts
Merge pull request #800 from herzbube/macports-troubleshooting-notes

add troubleshooting note for MacPorts
Merge pull request #799 from herzbube/use-profile-in-sysexec

look for ~/.profile in sysExec()
jarsigner
Merge pull request #807 from bootstraponline/jarsigner

jarsigner
Update style-guide.md
Update style-guide.md
Update style-guide.md
Update style-guide.md
fix style guide layout
Enable keystore on Selendroid
Merge pull request #809 from bootstraponline/master

Enable keystore on Selendroid
fix some android start activity issues
Merge pull request #811 from jlipps/master

android activity fixes
update test for new activity style
Keystore md5
Merge pull request #812 from bootstraponline/keystore_md5

Keystore md5
fixed spacing