Add user defined enviroment for copy-paste decetion script

xcode/aux_scripts/install_env.sh

@@ -1,3 +1,13 @@
+# Description:
+#   Add user defined enviroment if programm not found
+#
+# Parameters:
+#   $1 - programm
+#
+# Examples of usage:
+#   . install_env.sh pmd
+#
+
 # When you run Git from the command line, it runs in the environment as set up by your Shell. 
 # GUI OS X apps, however, have no knowledge about your shell - and the PATH environment can be changed in many different places.
 # Export our profile with path by ourselves
@@ -8,6 +18,8 @@ function source_home_file {
 }
 
 # Use specific exec due to Xcode has custom value of $PATH 
-if [ -z "$(which pmd)" ]; then	
+if [ -z "$(which $1)" ]; then
    source_home_file ".bash_profile" || source_home_file ".zshrc" || true
+
+   echo "User defined enviroment has been set"
 fi