added new_entry.sh script and template

new file:   content/2015-11-15-migrating-from-wordpress-to-pelican.rst
	new file:   new_entry.sh
	new file:   template_new_entry.rst

new_entry.sh

@@ -0,0 +1,22 @@
+#!/bin/bash
+
+if [ "$1" = "" ]
+  then
+    echo "you need to pass a slug"
+    exit
+fi
+
+THESLUG=$1
+THEDATE1=`date +%Y-%m-%d`
+THEDATE2=`date +"%Y-%m-%d %H:%M"`
+THEFILE="content/$THEDATE1-$THESLUG.rst"
+
+# if the entry does not exist, make a copy from template
+if [ ! -f $THEFILE ];
+then
+    cp "template_new_entry.rst" "$THEFILE"
+    sed -i "s/THEDATE/$THEDATE2/g" "$THEFILE" 
+    sed -i "s/THESLUG/$THESLUG/g" "$THEFILE" 
+fi
+
+vim "$THEFILE"