Correct cmake option for building bundle
Turn FRAMEWORK build on by default & add zlib dep when building on OS X

	* Update comments
  * Remove un-necessary runtime search paths
	* Rename INSTALL_FRAMEWORK_PATH to INSTALL_EXT_FRAMEWORKS_PATH
	* Rename INSTALL_DYLIB_PATH to INSTALL_EXT_LIBRARIES_PATH
Introduce new hierarchy for extlibs
Introduce other binaries of nomlib dependencies
Remove old path