Merge pull request #17 from Seinlin/myanmar-font

Bug 914954 - add Myanmar font for B2G.
Bug 843592 - Add Lohit fonts for Indic script support in B2G
Merge pull request #19 from jfkthame/master

Bug 843592 - Add Lohit fonts for Indic script support in B2G
Bug 928026 - strip the Greek block from Fira{Sans,Mono}OT 'cmap' tables, so that we'll fall back to Roboto, and restore Droid Sans Mono to the build
Merge pull request #20 from jfkthame/master

Bug 928026 - strip the Greek block from Fira{Sans,Mono}OT 'cmap' tables,...
bug 940695 - only include the basic 4 faces of Roboto, not additional weights/widths
Merge pull request #21 from jfkthame/master

bug 940695 - only include the basic 4 faces of Roboto, not additional we...
DroidSansThai is not found in 4.4