Jake McGinty 2f20bb89f3 use internal emoji pane for all android versions
1) Enter key by default (remove as option), still
   keeping "Enter key sends" option

2) New material assets for emoji and keyboard icons,
   inc a xxhdpi version finally

fixes #2300, fixes #2251, fixes #2183

Closes #2302

// FREEBIE
2015-04-01 10:20:31 -07:00
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