[gnome-builder] Update building.rst with how to activate a build instructions

[Paul Cutler <pcutler src gnome org>]

commit 48afa56d09f6673bea9e276e7e37fc5fd98e88fc
Author: Paul Cutler <paul r cutler gmail com>
Date:   Mon Mar 20 19:44:01 2017 -0500

    Update building.rst with how to activate a build instructions
    
    Reformat how to activate a build and use bullet points to show
    a developer the four different ways to start a build.  Standardize
    markup around key presses

 doc/projects/building.rst |    8 +++++---
 1 files changed, 5 insertions(+), 3 deletions(-)
---
diff --git a/doc/projects/building.rst b/doc/projects/building.rst
index 5d179fe..a94a7ae 100644
--- a/doc/projects/building.rst
+++ b/doc/projects/building.rst
@@ -2,11 +2,13 @@
 Building your Project
 #####################
 
-To build your project, use the Build Button on the right of the OmniBar as shown in the figure below.
+There are multiple ways to activate a build for your project:
 
-Additionally, you can use ``Control+F7`` to activate a build.
+* Press the Build Button on the right of the OmniBar as shown in the figure below
+* Press the ``Control`` and ``F7`` keys together
+* Activate the command bar at the bottom of the Builder window by pressing ``Control`` and ``Enter`` and 
typing "build" followed by the ``Enter`` key
+* Click the OmniBar and press the Build button in the lower-left corner of the dialog window
 
-If you prefer the command bar, use ``Control+Enter`` to activate the command bar and type "build" followed 
by Enter to activate the build command.
 
 .. image:: ../figures/omnibar.png
    :align: center