1. support for builds <2357 dropped
2. WhenMessage passes reference to vector of data instead of copy
3. compilation instruction updated to use VS2015
git-svn-id: svn://ultimatepp.org/upp/trunk@8979 f0d560ea-af0d-0410-9eb7-867de7ffcac7
1. fix to compile on branch 2272 and 2357,
2. maximize workaround for linux backend
3. on screen keyboard is closed before browser exits.
git-svn-id: svn://ultimatepp.org/upp/trunk@8459 f0d560ea-af0d-0410-9eb7-867de7ffcac7