Generate .tern-project

Tell tern about our use of harmony
Remove cpsLocalFile member of master

Instead, assume its name is `master.cps`. This is safe, as master names
are forced to be unique.
Remove a duplicate file creation call (typo) from MetapolatorProject.init
Remove workaround for fixed FontForge bug
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Merge pull request #188 from rrthomas/master

Generate .tern-project; remove cpsLocalFile from project.yaml