always run cmake

contrib/mobile/utils/onelab_android_build.sh

@@ -32,11 +32,10 @@ cd $gmsh_svn
 svn up
 if [ ! -d "$gmsh_svn/build_android" ] || [ ! -f "$gmsh_svn/build_android/CMakeCache.txt" ]; then
   mkdir $gmsh_svn/build_android
+fi
 cd $gmsh_svn/build_android
 cmake $cmake_default -DENABLE_BLAS_LAPACK=1 -DENABLE_BUILD_SHARED=1 -DENABLE_MATHEX=1 -DENABLE_MESH=1 -DENABLE_ONELAB=1 -DENABLE_PARSER=1 -DENABLE_POST=1 -DENABLE_TETGEN=1 -DBLAS_LIB="$petsc_lib/libf2cblas.so" -DLAPACK_LIB="$petsc_lib/libf2clapack.so" ..
 check
-fi
-cd $gmsh_svn/build_android
 make androidGmsh -j$cmake_thread
 check
 make get_headers