Forward declare protocols; use array literals

Finds views in multiple windows

Make Igor parser exception extend NSParserException

Make Igor and IgorTestApp schemes shared

Add notes about master and develop branches

Build so that Igor reports version during tests.

Don't put version into filename in Rake

Ignore dist directory

Ignore build directory

Update .gitignore with latest advice from github

Now works with Xcode5 test features

Add a fake SelectorEngineRegistry to the tests

Clean up rakefile, and dump build info after raking

Use agvtool-compatible versioning

Fix more errors from rebase