Modify Android projects so that a unversioned reference of FSharp.Core and mscorlib is used via <TargetFrameworkIdentifier>MonoAndroid</TargetFrameworkIdentifier>
Modify iOS project templates so that an mscorlib reference is included.
bump version number
Merge pull request #549 from 7sharp9/master

This addresses multiple problems with Android and iOS project templates with inconsistent mscorlib/FSharp.Core references