TypeScript support (#4232)
* Eclipse ignore
* TypeScript support
* Prefixing enums
* Test results
* Merged JS and TS generators
* Fixed AppVeyor build problems
* Fixed more AppVeyor build problems
* Fixed more AppVeyor build problems
* Changed TS flag to options struct
* Storing options by value
* Removed unneeded const
* Re-export support for unions
* Uint support
* Casting bools to numbers for mutation
* TS shell tests
* Reverted generates js test file to original version
* Backing up js tests and properly generating test data
13 files changed