Implement hss_mar_lowercase_unknown interop function (for OpenIMSCore HSS)
Live test fixes
Merge pull request #16 from Metaswitch/lowercase_unknown

[Reviewer: Rob] Implement hss_mar_lowercase_unknown interop function
Code review mark-ups
Merge pull request #17 from Metaswitch/lt_fixes

[Reviewer: Graeme] Live test fixes
take latest cpp-common
Merge pull request #18 from Metaswitch/ipv6-valgrind

[no review] Take latest cpp-common
Take latest freeDiameter
Merge branch 'vg_fix' into dev
Default HSS port to 3868
Merge branch 'default_hss_port' into dev
Merge remote-tracking branch 'origin/master' into stats_and_throttling