Made CBLUITableSource.m more portable
Made CBLUITableSource.m more portable

Removed usages of MYUtilities so the source file will build in an external app project
with no dependencies other than public Couchbase Lite API. This helps developers who
want to copy the source to extend the class’s functionality.

ipmobiletech/couchbase-lite-ios,tomco/couchbase-lite-ios,jkingyens/couchbase-lite-ios,ipmobiletech/couchbase-lite-ios,pellekrogholt/couchbase-lite-ios,brendand/couchbase-lite-ios,amco/couchbase-lite-ios,couchbase/couchbase-lite-ios,amco/couchbase-lite-ios,jkingyens/couchbase-lite-ios,gotmyjobs/couchbase-lite-ios,macoscope/couchbase-lite-ios,amco/couchbase-lite-ios,pegli/couchbase-lite-ios,amco/couchbase-lite-ios,alfared/couchbase-lite-ios,brendand/couchbase-lite-ios,alfared/couchbase-lite-ios,gotmyjobs/couchbase-lite-ios,brendand/couchbase-lite-ios,pellekrogholt/couchbase-lite-ios,brendand/couchbase-lite-ios,amco/couchbase-lite-ios,couchbase/couchbase-lite-ios,ryuzmukhametov/couchbase-lite-ios,lordkev/couchbase-lite-ios,Chavenay/couchbase-lite-ios,macoscope/couchbase-lite-ios,pegli/couchbase-lite-ios,mz2/couchbase-lite-ios,gotmyjobs/couchbase-lite-ios,macoscope/couchbase-lite-ios,pegli/couchbase-lite-ios,Chavenay/couchbase-lite-ios,alfared/couchbase-lite-ios,pegli/couchbase-lite-ios,lordkev/couchbase-lite-ios,Chavenay/couchbase-lite-ios,jkingyens/couchbase-lite-ios,lordkev/couchbase-lite-ios,ipmobiletech/couchbase-lite-ios,tomco/couchbase-lite-ios,tomco/couchbase-lite-ios,mz2/couchbase-lite-ios,ryuzmukhametov/couchbase-lite-ios,gotmyjobs/couchbase-lite-ios,couchbase/couchbase-lite-ios,lordkev/couchbase-lite-ios,ipmobiletech/couchbase-lite-ios,alfared/couchbase-lite-ios,macoscope/couchbase-lite-ios,jkingyens/couchbase-lite-ios,tomco/couchbase-lite-ios,amco/couchbase-lite-ios,amco/couchbase-lite-ios,mz2/couchbase-lite-ios,pellekrogholt/couchbase-lite-ios,ryuzmukhametov/couchbase-lite-ios,couchbase/couchbase-lite-ios,couchbase/couchbase-lite-ios,couchbase/couchbase-lite-ios,brendand/couchbase-lite-ios,pellekrogholt/couchbase-lite-ios,ryuzmukhametov/couchbase-lite-ios