added now "deploy" subcommand for managing semi-ephemeral deployment automation branches
added color detection grep wrapper to main git-flow
modified all the standard git-flow scripts to use grep wrapper
Merge branch 'feature/grep-nocolor' into feature/deployment-branches

* feature/grep-nocolor:
  modified all the standard git-flow scripts to use grep wrapper
  added color detection grep wrapper to main git-flow
use do_grep provided by feature/grep-nocolor
refactor a few funcs just a tad & make deploy finish not require a version number if currently on a checkout out deploy branch
tweak sed usage a bit
added new checkall subcommand to deploy
add git-flow-deploy to list of deployed scripts
add verbose flag for 'git deploy checkall'
use 7 char sha1 hashes internally to allow more room on the command line
added git-flow-deploy to contrib installer
Merge branch 'feature/grep-nocolor' into package

* feature/grep-nocolor:
  modified all the standard git-flow scripts to use grep wrapper
  added color detection grep wrapper to main git-flow
Merge branch 'feature/deployment-branches' into package

* feature/deployment-branches:
  added now "deploy" subcommand for managing semi-ephemeral deployment automation branches
Bumped version number to 0.4.2-pre-2
set the installer to my personal repo in just this branch