travis: use prebuilt sfml
Merge pull request #29 from carstene1ns/sfml_prebuilt

travis: use prebuilt sfml
Remove locale hack. It will be set by application
Improve english word wrapping
Make SetParam virtual
Clarify corner case in Text::Wrap
Fix crash when there is no text passed to Text::Text
Fix crash when there is no text passed to Text::Text (cont.)
Return 0 in TextureWidth and TextureHeight if texture is not found
Cleanup
Fix Text::Wrap not breaking last word to next line
Specialize Pop<PosFunc>
Fix Text::Wrap algorithm
Implement StrStr
StrStr: Arrays are 1-based
Remove Fuwanovel hack
Fix word wrapping broken by previous commit
libnpengine 0.3.3
Initialize EventLoop variable
Fix SetVariable not making a copy of variable if a pointer is on stack