committing changes in /etc after apt run

Package changes:
-chromium-libpdf-dev 37.0.2041.4-1
+chromium-libpdf-dev 37.0.2054.3-1
-compton-git 0.1_beta2.32.gdffd5a5-1
+compton-git 0.1_beta2.33.g3a3e138-1
-copyq-git 20140615-1
+copyq-git 20140617-1
-dmenu-xft-height 4.5-1
+dmenu-xft-height 4.5-2
-etckeeper 1.11-1
+etckeeper 1.12-1
-focuswriter 1.4.6-1
+focuswriter 1.5.0-2
-libzip 0.11.2-1
-numix-circle-icon-theme-git 0.r869.f1d7f0c-1
+numix-circle-icon-theme-git 0.r873.fcd75ae-1
-plank-bzr r1027-1
+plank-bzr r1035-1
-skippy-xd-git 43.d68546b-1
+skippy-xd-git 44.998e0e7-1
-xournal-git 0.4.7.30.g472523d-1
+xournal-git 0.4.7.32.g40d0d4e-1