Fix broken links in generated documentation
Fix broken links in generated documentation

Since files in the API reference have been renamed from all lower-case
to CamelCase, links must not be rendered in lower case anymore.

Remove the lowerCase from the link generation.

Change-Id: Ib2fb3d64a2d636de6bd95beb5a0bbaff100d36e6

pimaxdev/tabris,softnep0531/tabrisjs,eclipsesource/tabris-js,softnep0531/tabrisjs,mkostikov/tabris-js,pimaxdev/tabris,mkostikov/tabris-js,eclipsesource/tabris-js,moham3d/tabris-js,moham3d/tabris-js,eclipsesource/tabris-js