README: Remove double spacing in some places

README.md

@@ -16,7 +16,6 @@ Visit http://sdl-forum.org for more information about SDL.
 
 ![OpenGEODE Screenshot](icons/opengeode-screenshot.png)
 
-
 Features
 --------
 
@@ -41,7 +40,6 @@ Main limitations
 - Supports only one process at a time (use [TASTE](https://taste.tools) to connect processes to form a complete system)
 - Minimal support of legacy SDL datatypes (newtypes/synonyms..): use ASN.1 instead
 
-
 Installation
 ============
 
@@ -105,11 +103,9 @@ merged into the wiki by the wiki maintainers.
 Information and contact
 =======================
 
-
 For additional information please contact:
 maxime (dot) perrotin (at) esa (dot) int
 
-
 The LLVM backend was designed and implemented by Diego Barbera during the ESA
 Summer of Code 2014. This component is not maintained.
 Some parts implemented by Laurent Meyer (native SDL type support in the parser)
@@ -500,7 +496,6 @@ Changelog
 - Callback function for timers use 64bits integer
 - RIs use prefix with unicode separation to avoid name clashes
 
-
 **1.4.4 (06/2016)**
 - Minor bugfix in Ada backend to support typeless systems
 
@@ -625,7 +620,6 @@ Changelog
 
 **1.0.1 (06/2015)**
 - Bugfix: use mono when calling asn1.exe by default (needed redhat-based
-                                                     distros)
 
 **1.0.0 (06/2015)**
 - Bugfixes and minor improvements
@@ -655,7 +649,6 @@ Changelog
 - Support of hierachical states
 - Minor bugfixes
 
-
 **0.98**
 - Added support for FOR loops
   In a task, use "for x in range([start], stop, [range]): ... endfor"
@@ -663,7 +656,6 @@ Changelog
 - Default symbol size is smaller
 - Various minor bugfixes
 
-
 **0.97**
 - added support for default value when declaring a variable
   e.g. DCL myVar myType ::= { x 5, y 2 };