Partial dsl implementation.
Added tree processing for DSL.
Added new file for tree processing.
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Merge branch 'dsl' of https://github.com/th0114nd/uffda into dsl
Ready to pull.
Merge branch 'dsl' of https://github.com/th0114nd/uffda into dsl
Functioning tree processing.
Prepare for merge.
Merge branch 'dsl' of https://github.com/pierce-m/uffda into pierce-m-dsl

Conflicts:
	priv/ex.prog
Merge branch 'pierce-m-dsl' into dsl