Add profile gcc 4.4 with gnu11 for nxextractor

profiles/el6-gcc44_gnu11-x86-shared

+[settings]
+arch=x86
+build_type=RelWithDebInfo
+compiler=gcc
+compiler.cppstd=gnu11
+compiler.libcxx=libstdc++
+compiler.version=4.4
+os=Linux
+
+[options]
+*:shared=True
+xpix/*:shared=False