when building mailcore2, only run for osx architecture using prepare-mac.sh
progress indicators for check apps now, and update repos, using NSNotificationCenter
Merge pull request #88 from eahrold/master

when building mailcore2, only run for osx architecture with prepare-mac.sh
catch situations where nil would cause array index exceptions
merge master mailcore2 fix
Merge branch 'master' into progress-indicators
add progress panel for check apps and repo update
Merge pull request #89 from eahrold/master

catch situations where nil would cause array index exceptions
Just being nitpicky.
ensure MakeCatalogs.munki is included in recipe_list.txt issue #74
get update repo to show progress window.  update stop progress window to include error handling.
Fix if statement code format
Merge pull request #91 from eahrold/master

ensure MakeCatalogs.munki is included in recipe_list.txt issue #74
Added button for opening the AutoPkg RecipeOverrides dir. This can be an array too so I need to handle that.
get stderr of autopkg run sent to progressPanel.
Merge branch 'master' into progress-indicators
Improved detection of AutoPkg RecipeOverrides dir, Cache dir, RecipeRepos dir, and local Munki repo.
Added Eldon Ahrold to Credits.rtf.
Merge pull request #92 from lindegroup/recipe-overrides-button

Recipe overrides button
Added Apache License 2.0.