perf($compile): reducing jquery objects created in element transclusion
perf(jqLite, $compile): add the low-level jqLite.data/removeData calls
- updated the internal jqLite helpers to use the low-level jqLite.data/removeData to avoid unnecessary jq wrappers and loops
- updated $compile to use the low-level jqLite.data/removeData to avoid unnecessary jq wrappers at link time