Explain how to attach images

src/freedombone-mesh-blog

     echo  '' >> ~/.new-blog-entry
     echo $'Add your text here' >> ~/.new-blog-entry
     echo  '' >> ~/.new-blog-entry
+    echo $'To include an image copy it into the ~/CreateBlog/content/images directory,' >> ~/.new-blog-entry
+    echo $'Then link to it with:' >> ~/.new-blog-entry
+    echo  '' >> ~/.new-blog-entry
+    echo $'![My image]({filename}images/myimage.jpg)' >> ~/.new-blog-entry
+    echo  '' >> ~/.new-blog-entry
 
     $BLOG_EDITOR ~/.new-blog-entry