- Add instructions for making an XPI.

- Add Fluidinfo icons to display in the 'Add-ons manager' when the
  extension is installed.

Author: jkakar

.gitignore

@@ -0,0 +1 @@
+infomaniac.xpi

README.md

@@ -73,16 +73,28 @@ these pages:
 - https://developer.mozilla.org/en/Code_snippets/On_page_load
 
 
+Making a new release
+--------------------
+
+Create a `.xpi` file:
+
+    zip -r infomaniac.xpi chrome chrome.manifest install.rdf
+
+
 Further information
 -------------------
 
 There are a number of resources you'll need to have on hand to
 understand and modify the extension:
 
-- https://developer.mozilla.org/en/XUL_Tutorial provides a nice
+- https://developer.mozilla.org/en/XUL_tutorial provides a nice
   introduction to XUL.
-- https://developer.mozilla.org/en/XUL_Reference provides a list of XUL
+- https://developer.mozilla.org/en/XUL_reference provides a list of XUL
   elements with links to detailed API documentation for each one.
 - https://developer.mozilla.org/en/Code_snippets provides a list of
   examples, nicely organized by topic, which are indispensable when
   learning how to perform basic (and not-so-basic) tasks.
+- https://developer.mozilla.org/en/Extension_packaging provides
+  instructions for making an XPI.  It also has some information about
+  how to install the extension directly and serve the file correctly
+  from a web server.

chrome/skin/fluidinfo-32x32.png

@@ -11,6 +11,8 @@
     info you and others have added to the page you're looking at and
     jump directly to Fluidinfo to do more.</em:description>
     <em:homepageURL>http://fluidinfo.com</em:homepageURL>
+    <em:iconURL>chrome://infomaniac/skin/fluidinfo-32x32.png</em:iconURL>
+    <em:icon64URL>chrome://infomaniac/skin/fluidinfo-64x64.png</em:icon64URL>
     <em:targetApplication>
       <Description>
         <em:id>{ec8030f7-c20a-464f-9b0e-13a3a9e97384}</em:id> <!-- firefox -->