move search from block.js to search.js
Merge pull request #785 from waterbearlang/extract_search_from_blocks

move search from block.js to search.js
deleting extra array_runtim.js
Merge pull request #786 from waterbearlang/768_multiple_array_runtime_files

deleting extra array_runtim.js
code cleanup
fix for #737 to build script
Merge pull request #787 from waterbearlang/737_only_include_existing_files

737 only include existing files
resolve merge conflict
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