Make build schemes shared

Merge pull request #3 from aleph7/no-reload

Add seed text field an diversity to iOS app

Weights trained for another 8 hours; plus modifications to network builder to provide input and output sizes; first character after last in seed also now sent to callback

Customize seed from a text field in the UI

Use optional self.evaluator in Poet to fix bug where "Stop" button doesn't work

Merge pull request #2 from aleph7/seeding

Add support for seeding

Move network loading code to a separate class

In OS X app: append only complete words to text view; show temperature value as slider tooltip

Adding "temperature"-based multinomial random sampling to control creativity of output

Add iOS app target

FIX: Podfile specifies BrainCore git repo manually until BrainCore pod spec is updated to 0.3.2

Add Podfile to project for convenient editing from Xcode

Stop tracking Podfile.lock; makes initial 'pod install' clearer