text-input: Fix indentation and paragraph whitespace

Replace the tab indentation of the MIT license with appropriate spaces.
Add one missing line break between two description paragraphs.
Adjust two line breaks to keep descriptions under 80 chars / line.

Signed-off-by: Yong Bakos <ybakos@humanoriented.com>
Reviewed-by: Bryce Harrington <bryce@osg.samsung.com>
Reviewed-by: Jonas Ådahl <jadahl@gmail.com>
diff --git a/unstable/text-input/text-input-unstable-v1.xml b/unstable/text-input/text-input-unstable-v1.xml
index d37ffcf..853599b 100644
--- a/unstable/text-input/text-input-unstable-v1.xml
+++ b/unstable/text-input/text-input-unstable-v1.xml
@@ -4,24 +4,24 @@
   <copyright>
     Copyright © 2012, 2013 Intel Corporation
 
-	Permission is hereby granted, free of charge, to any person obtaining a
-	copy of this software and associated documentation files (the "Software"),
-	to deal in the Software without restriction, including without limitation
-	the rights to use, copy, modify, merge, publish, distribute, sublicense,
-	and/or sell copies of the Software, and to permit persons to whom the
-	Software is furnished to do so, subject to the following conditions:
+    Permission is hereby granted, free of charge, to any person obtaining a
+    copy of this software and associated documentation files (the "Software"),
+    to deal in the Software without restriction, including without limitation
+    the rights to use, copy, modify, merge, publish, distribute, sublicense,
+    and/or sell copies of the Software, and to permit persons to whom the
+    Software is furnished to do so, subject to the following conditions:
 
-	The above copyright notice and this permission notice (including the next
-	paragraph) shall be included in all copies or substantial portions of the
-	Software.
+    The above copyright notice and this permission notice (including the next
+    paragraph) shall be included in all copies or substantial portions of the
+    Software.
 
-	THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-	IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-	FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
-	THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-	LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
-	FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
-	DEALINGS IN THE SOFTWARE.
+    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+    THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+    LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+    FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+    DEALINGS IN THE SOFTWARE.
   </copyright>
 
   <interface name="zwp_text_input_v1" version="1">
@@ -30,6 +30,7 @@
       methods to applications. A text-input object is created from a
       wl_text_input_manager and corresponds typically to a text entry in an
       application.
+
       Requests are used to activate/deactivate the text-input object and set
       state information like surrounding and selected text or the content type.
       The information about entered text is sent to the text-input object via
@@ -60,6 +61,7 @@
       <description summary="request activation">
 	Requests the text-input object to be activated (typically when the
 	text entry gets focus).
+
 	The seat argument is a wl_seat which maintains the focus for this
 	activation. The surface argument is a wl_surface assigned to the
 	text-input object and tracked for focus lost. The enter event
@@ -182,8 +184,8 @@
 	format language tag.
 
 	It could be used for example in a word processor to indicate language of
-	currently edited document or in an instant message application which tracks
-	languages of contacts.
+	currently edited document or in an instant message application which
+	tracks languages of contacts.
       </description>
       <arg name="language" type="string"/>
     </request>
@@ -341,8 +343,8 @@
 
     <event name="language">
       <description summary="language">
-	Sets the language of the input text. The "language" argument is a RFC-3066
-	format language tag.
+	Sets the language of the input text. The "language" argument is a
+	RFC-3066 format language tag.
       </description>
       <arg name="serial" type="uint" summary="serial of the latest known text input state"/>
       <arg name="language" type="string"/>