Remove explicit control characters from InScript names

In the names in the Bengali script (as, bn, mni) the control
characters were removed completely, and they were corrected
in other ways and checked by Runa.
Replace control characters with numbers

In this commit I complete fixing all the JSHint warnings
that I could fix. Two more files have control characters
the use of which is unclear, so I added comments to them.
Merge pull request #238 from amire80/replace-control-characters

Remove explicit control characters from InScript names