Merge pull request #113 from jafyvilla/master

Fix cppcheck warning.
RequestHandler cleanups (#94)
Make URI copyable again (#113)
Improve init documentation (Eyescale/Equalizer#351)
Doxygen improvements
CR #114
Merge pull request #114 from eile/master

Doxygen improvements
Opt: avoid alloc+copy in make_UUID()
Fix a compilation error on clang
Merge pull request #116 from biddisco/master

Fix a compilation error on clang
Allow construction of empty URIs
First implementation of PersistentMap based on leveldb
Merge pull request #115 from eile/master

PersistentMap and opt: avoid alloc+copy in make_UUID()
Release notes for #115
Merge pull request #117 from eile/master

Release notes for #115
URI: Don't barf on empty scheme
Improve URI tests and fix uncovered bugs
Merge pull request #119 from eile/master

URI improvements
Provide URI string to users
Merge pull request #120 from tribal-tec/master

Provide URI string to users