[progress Communities] [progress Openedge Abl] Add Compiler Optimizing

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See https://community.progress.com/community_groups/openedge_development/f/19/t/22460 and https://blog.abevoelker.com/progress_openedge_abl_considered_harmful (Section: ABL: Un-optimized language compiler) There is no excuse to why using ASSIGN is faster than not using it. The compiler should do this not the developer. Using Assign makes code harder to debug and errors harder to find since many statements are executed as one. ASSIGN is only one example of thing the compiler can and should do. See: https://en.wikipedia.org/wiki/Optimizing_compiler There is no such thing as negligible performance loss, in performance critical applications every ms counts and develpers currently need to put many hours of work into something the compiler should do. negligible https://blog.abevoelker.com/progress_openedge_abl_considered_harmful ) Look for the section titled " ABL: Un-optimized language compiler ." - See more at: https://community.progress.com/community_groups/openedge_development/f/19/t/22460#sthash.QGqJArIq.dpuf

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