Update develop to build off libpalaso(master)

Change-Id: I44d8260308d36114a60d55bb84095922ac91fcd2

Signed-off-by: darcywong00 <darcy_wong@sil.org>
Fix build for Linux

Commit 9d23e845a8ee237d4ee8150bb950c35f7f2e13d3 somehow
got pushed to develop without Gerrit.

This commit fixes the build for Linux by fixing Gecko and
icu.net.dll dependencies

Also revert FW.sln.DotSettings

Change-Id: Iac6fdbc6c46644db742331feb100b132c796d941
Merge branch develop into feature/mono-3

Change-Id: Iffa9b199272036e63e08762d5f43607f304ec929