[ocrfeeder] Add building instructions to README

[Joaquim Manuel Pereira Rocha <jrocha src gnome org>]

commit 7060dc956d7a34ee9e00ce1f894571eb4c7ab292
Author: Joaquim Rocha <me joaquimrocha com>
Date:   Mon Dec 22 00:08:30 2014 +0000

    Add building instructions to README

 README |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/README b/README
index 5301db5..10aa151 100644
--- a/README
+++ b/README
@@ -12,6 +12,13 @@ For help on how to use the command line interface, run the command:
 
 The graphical interface also features documentation on how to use it, which can be accessed through the Help 
menu or by pressing F1.
 
+Building from git
+==================
+
+$ git clone git://git.gnome.org/ocrfeeder
+$ cd ocrfeeder
+$ ./autogen.sh
+$ make
 
 Copyright
 ==========