added a test for saving/loading descriptions (bug 1984).
added bindings for ship descriptions.
fixed test framework, so make test will show failures in lua.
begin creating a make install target.
add a script to set up PATHs for cmake
begin writing a map exporter
export to a stream

can write a dict of simple regions now.
remove latin1 characters from some files
experimenting with .gitattributes some more
Merge branch 'master' of https://github.com/eressea/server
export factions, too

give this a header and some flags so we can choose in detail what to
export.
- added module that prints a stack trace to standard error to help debugging in cases where an error only shows without valgrind/ptrace.