Added setup scripts to quickly set current local repo as OPENRAM_HOME and OPENRAM_TECH

setpaths.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+# This is a bash utility script to set the paths to the current
+# directory of OpenRAM. It must be sourced in the local directory
+# like this:
+# source setpaths.sh
+
+export OPENRAM_HOME="`pwd`/compiler"
+export OPENRAM_TECH="`pwd`/technology"