Ssu: fix typo - segfault on unbounded recursion
Split SsuSettings::merge() to make testing easier
ut_settings: initial commit. test merge()
ut_settings: add upgrade() test
tests.pri: provide install path variables & macros
tests/sandbox: initial commit
ut_ssuurlresolver: initial commit
ut_urlresolver: use sandbox
Use correct flags for pre section
Merge branch 'master' of https://github.com/martyone/ssu