Simplify build script, allow minification by changing optimize value
Keep use strict calls
Merge pull request #137 from jrburke/libmin

Bug 847133 - [email] Simplify gelam build script and allow for minification. r=asuth
Bug 848311 - [email] fix secret debug menu's fancy structured debug logging saving to DeviceStorage. a=debug-only
Merge pull request #140 from asutherland/fancy-log-save-fix

Bug 848311 - [email] fix secret debug menu's fancy structured debug logging saving to DeviceStorage. a=debug-only