many more corrections

website/start/1.6/template.html

@@ -37,7 +37,7 @@ a Wesnoth stable release. The Battle for Wesnoth team is proud to release
 version 1.6 of <em>The Battle for Wesnoth</em>, a <a
 href='http://www.gnu.org/philosophy/philosophy.html'>Free</a>, turn-based
 strategy game with a fantasy theme and roleplaying elements. The game is <a
-href='#download'>available for download</a> now for Windows, Mac OS X, and
+href='#download'>available for download</a> now for Windows, Mac OS X and
 various GNU/Linux distributions.</p>
 
 <ul>
@@ -62,7 +62,7 @@ various GNU/Linux distributions.</p>
 <h2 id='game'>What's New in Wesnoth 1.6</h2>
 
 <p>We have many new features for your enjoyment this time around,
-including a new mainline campaign, two new multiplayer scenarios, and
+including a new mainline campaign, two new multiplayer scenarios and
 another refresh of the user interface.</p>
 
 <!--
@@ -92,7 +92,7 @@ next scenario instead of only replacing it if higher.</p>
 
 <p>Many mainline campaigns have improved storyline prose and new
 cutscenes or epilogs.  Several have improved and redrawn campaign
-maps. All now have dates in the Wesnoth history timeline, and almost
+maps. All now have dates in the Wesnoth history timeline and almost
 all have journey animations on their campaign maps.  The history and
 geography of Wesnoth have been developed in more depth and detail:
 More campaigns now include references to events in the overall
@@ -123,13 +123,13 @@ line.</li>
 
 <h4 id='general'>General</h4>
 
-<p>The game graphics have been improved, with a whole new range of unit
+<p>The game graphics have been improved with a whole new range of unit
 portraits.  Many more units have full animations and team coloring.</p>
 
 <p>There is a new basic terrain type, coastal reef, which gives most
 land-based units slightly higher defense than in regular shallow
 water, and 70% defense to most water-based units such as mermen and
-naga.  Forests get more variety with graphics for spring/summer, fall,
+nagas.  Forests get more variety with graphics for spring/summer, fall
 and winter deciduous forest terrains.  There are new village graphics
 for human cities and primitive tribal areas.</p>
 
@@ -140,11 +140,11 @@ for victory and defeat events.</p>
 
 <p>The game interface has continued to evolve, especially in making
 more dramatic use of portraits.  Unit recall dialogs now display useful
-information about your veterans' traits.  Addons now display their
+information about your veterans' traits.  Add-ons now display their
 category when you browse them on the download server.</p>
 
 <p>New game translations include Arabic, Croatian, Friulian, Latvian,
-Macedonian, and Marathi.  Existing translations have been extensively
+Macedonian and Marathi.  Existing translations have been extensively
 updated and revised.</p>
 
 <h3 id='campdev'>For Content Developers</h3>
@@ -162,13 +162,13 @@ Royal Warrior and Dread Bat.</p>
 formula-based AI that allows more flexible setting of objectives and an
 improved pathfinding algorithm.  As usual, WML has grown more powerful
 with many new tags and attributes to extend the range of what
-campaign authors can do.  The GUI engine is under heavy development, these
+campaign authors can do.  The GUI engine is under heavy development; these
 changes will allow the entire GUI to be configured from WML.  The first steps
 have been made, but the project is not finished yet and will continue in the
 1.7 development cycle.</p>
 
 <p>The support for writing Python AIs has been removed because the
-feature opened a serious security hole; we hope to build an even more
+feature opened a serious security hole. However, we hope to build an even more
 powerful AI-scripting feature, possibly using a different and safer
 extension language, in 1.7.</p>