If you get "error: possibly undefined macro: AC_PROG_INTLTOOL" on autoreconf you might need to install intltool.
For the python tests:
# make quicktest
Make sure you have "nosetests" for python2 is installed (python2-nose on arch). Otherwise you will get an error that "PyInit__kolabformat" could not be found.
For the library only, switch to the c++ directory and read the instructions in there.
Branch layout:
master
The latest and greatest.
v<minor>.<teeny>
Version branch for the 3.<minor>.<teeny> product
series.
dev/*
Temporary development branches.
Versioning:
According to http://wiki.kolab.org/KEP:5
<major>.<minor>.<teeny>
Where major stands for the major format version. Minor are larger relaese and teeny bugfix releases.