* data/icons/Makefile.am:
* data/yelp-icon-caution.png:
* data/yelp-icon-important.png:
* data/yelp-icon-note.png:
* data/yelp-icon-tip.png:
* data/yelp-icon-warning.png:
* data/yelp-watermark-blockquote-00AB.png:
* data/yelp-watermark-blockquote-00BB.png:
* data/yelp-watermark-blockquote-201C.png:
* data/yelp-watermark-blockquote-201E.png:
* src/yelp-db-pager.c:
* src/yelp-settings.c:
* src/yelp-settings.h:
* stylesheets/db2html.xsl.in:
- Themeable icons and watermarks

* src/yelp-gecko-utils.cpp:
* src/yelp-gecko-utils.h:
* src/yelp-html-gecko.c:
* src/yelp-html.h:
* src/yelp-settings.c:
* src/yelp-settings.h:
- Color settings

* src/yelp-utils.c:
- Fixed a very stupid crasher

* src/yelp-window.c:
- Pop the history stack on errors