#11037 - We keep the possibility to specify json-c location for compiling Droplet library

git-svn-id: svn+ssh://svn.xe15.com/svn/bizanga/RING/trunk@41849 d0ba0a31-f0f3-0310-b3bb-b8bd854a737c
#11037 - Fix utests

git-svn-id: svn+ssh://svn.xe15.com/svn/bizanga/RING/trunk@41867 d0ba0a31-f0f3-0310-b3bb-b8bd854a737c
#11037 - Fix tests/profile_utest.c dependencies