Merge branch 'configure' into configure-gd-integration
Up to date
Add --with-gd option
Search package gdlib not but libgd
Initial implementation of gd integration
Merge branch 'configure-gd-integration' into gd-integration
Add HAVE_GD definition
Fix some build error
Fix run-time errors
Add integration for when both of gdlib and libcurl are enabled
Merge branch 'gd-integration' into travis-gd-integration
Add some new travis build targets
Merge branch 'travis-gd-integration' into travis