updates to make multicore ability for ubuntu occ and oce build

Author: tophercf

Ubuntu_14_04_OCE_PythonOCC_Setup.sh

@@ -31,4 +31,4 @@ mkdir $POCCMAKEPATH && cd $POCCMAKEPATH
 
 #Build the geom extension
 cmake -DOCE_INCLUDE_PATH=/usr/local/include/oce -DOCE_LIB_PATH=/usr/local/lib ..
-make && make install
+make '-j'$(nproc) && make install