STYLE: add extra single quotes around commands

SuperBuild/Packaging/CMakeLists.txt

@@ -178,7 +178,6 @@ else() #unixes
   set(QT_TRANSLATIONS_DIR       "${SUPERBUILD_INSTALL_DIR}/translations")
 endif()
 
-
 macro_setup_cmake_project(OTB)
 if(GENERATE_XDK)
   macro_setup_cmake_project(XDK)

SuperBuild/Packaging/Files/linux_pkgsetup.in

@@ -135,8 +135,8 @@ if [ "$found_python_lib" == "1" ]; then
     printf %s\\n "Found python library: $python_lib_file_path "
     ln -sf $python_lib_file_path $OUT_DIR/lib/$python_INSTALLED_SONAME
     printf %s\\n "To use OTB python binding you need to export below environment variables:"
-    printf %s\\n "export LD_LIBRARY_PATH=$OUT_DIR/lib and"
-    printf %s\\n "export PYTHONPATH=$OUT_DIR/lib/python"
+    printf %s\\n "'export LD_LIBRARY_PATH=$OUT_DIR/lib' and"
+    printf %s\\n "'export PYTHONPATH=$OUT_DIR/lib/python'"
     printf %s\\n "And then from python prompt import otbApplication."
     printf %s\\n "eg: python -c 'import otbApplication'"
 else