Added a controller for the ingredient finder view
Cleaned up malts.csv and renamed it to data/MaltCatalog.csv
Ranamed malt property to defaultExtractPotential
Added OBIngredientCatalog and renamed data model to OpenBrew
Added another gitignore with .DS_store
Forgot to checkin build file for recent changes
Recreated OBMalt and MaltAddition using Xcode CoreData code generator
Regenerated CoreData classes using xcode code generator
Fixed compiler warnings & errors in OBRecipeOverviewController