autogen.sh:  Implement autogen.sh script which runs
autoreconf -f -i
git submodule init
git dubmodule update
so we don't need to run them one by one manually.
Merge pull request #8 from matthiaskrgr/autogen

Add autogen.sh
Still calculate the position of tree edges for drawing labels when tree is hidden.
Change filesystem3 to filesystem for boost 1.50
Merge pull request #11 from svenstaro/master

Quick fix for boost 1.50
Incremented development version, updated ChangeLog.
build: use newer boost macros from autoconf-archive

These are actually patched, with some changes just submitted upstream:

https://savannah.gnu.org/patch/index.php?7816

Without these, on a system that has more than one Boost version, it'll
link to the oldest, although it'll still be using the headers from the
latest. This makes it much easier for distributions to package Gource.
Merge pull request #12 from Flameeyes/master

Update boost macros.
Change file colour on modification (issue 161)
Merge pull request #15 from rmyorston/master

Change file colour on modification (issue 161) 
Removed debugging.
Apply the modified file colour when the action is applied.
Updated ChangeLog.
Note additional changes.
Version number typo fix.
Dynamic linking boost and C++ libraries in GCC 4.7 build for windows.