APPS: fix calls to old util::fs functions
DMRECON: remove leading slash from relative paths
Merge pull request #96 from Waldteufel/fix-utilfs-calls

APPS: fix calls to old util::fs functions
UMVE: fix naming of search/install paths
Merge pull request #98 from Waldteufel/umve-paths

UMVE: fix naming of search/install paths
UMVE: add convenience flags for OS X to umve.pro
UTIL: resolve symlink to find executable on OS X
Merge pull request #97 from Waldteufel/osx

Fix umve.pro and util::fs::get_binary_path for OS X
MATH: Added is_diagonal function for dynamic matrices
UMVE: Load multiple meshes from command line, properly remember last path