untagged-dca5f3fa2a3476aaf8e3: Merge pull request #1137 from ErwinJanssen/replace-libgd

Replace in-tree libgd with external build of recent code

untagged-fd4ca25a4ca4e4dc471c

comment out empty "file:" statement

untagged-7f41f60ca2025e3251ad

 add 'make dist' to travis builds

untagged-720ca8034db44a953d87

Merge branch 'master' of github.com:ellson/graphviz

untagged-64c3562a21c18efca077

fix diffimg test code

untagged-3e86d2bf29bb52eaf3f6: Merge pull request #1134 from GadgetSteve/master

Address #95 by using f suffix on floats in color_palette.c

untagged-3c169aaa6280ec506b08: Merge pull request #1135 from ErwinJanssen/fix-windows-build

Fix windows build

untagged-02d82c4c9d0263e3d595

remove rxpencer (unused, unneeded)