Make rpmlint happy

- Remove weird white spaces;
- don't mix tabs with white spaces;
- Use "bar code" instead of: "barcode".
- Use "e. g." instead of "eg".

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

zbar.spec

@@ -19,10 +19,10 @@ BuildRequires:	gtk2-devel pygtk2-devel GraphicsMagick-c++-devel
 BuildRequires:	libv4l-devel libXv-devel xmlto
 
 %description
-A layered barcode scanning and decoding library. Supports EAN, UPC, Code 128,
+A layered bar code scanning and decoding library. Supports EAN, UPC, Code 128,
 Code 39 and Interleaved 2 of 5.
-Includes applications for decoding captured barcode images and using a video 
+Includes applications for decoding captured bar code images and using a video
-device (eg, webcam) as a barcode scanner.
+device (e. g., webcam) as a bar code scanner.
 
 %package devel
 Group: Development/Libraries