Add download.txt
Upgrade to freetype-2.4.12
Add pcre-8.32 for win32 and win64
Add libiconv-2.def and libintl-8.def
Add dlltool with machine usage
Upgrade to gcc-4_8-branch (r199227, 2013-05-23 08:16:31 +0800) with mingw-w64/trunk (r5871,  2013-05-22 07:16:29 +0800)
Drop VS 2020 support
Add apr for win32 and win64
Upgrade to sqlite 3.7.17
Update libapr-1.dll
Add libiconv-2.vcxproj
Add libiconv-2.dll generated by VS 2012
Update download.txt
Update download.txt
Add cross build for gcc 4.7 adn 4.8
Cleanup
Merge branch 'master' of ssh://bitbucket.org/dongsheng/osb