source ~/.profile only if it exists
Update git-flow-avh 1.7.0
Merge pull request #2296 from pstadler/master

check_for_upgrade.sh: source ~/.profile only if it exists
Merge pull request #2303 from petervanderdoes/git-flow-avh

Update git-flow-avh 1.7.0
Merge pull request #14 from robbyrussell/master

merge from mainstream