Updated build documentation in mavenization

Author: Tibor Digana

BUILDING

@@ -3,7 +3,7 @@ BUILDING FROM GITHUB:
 
 git clone https://github.com/KentBeck/junit.git
 cd junit
-ant dist
+mvn install
 
 BUILDING FROM JARS OR ZIPS:
 ===========================

NOTICE.txt

@@ -0,0 +1,11 @@
+   ===================================================================================
+   ==  Notices and attributions required by libraries that the project depends on   ==
+   ===================================================================================
+
+ This product depends on software developed by Java Hamcrest
+ (http://http://code.google.com/p/hamcrest/).
+
+
+
+Standard Directory Layout in Maven
+http://maven.apache.org/guides/introduction/introduction-to-the-standard-directory-layout.html

doc/building-junit.txt

@@ -2,13 +2,13 @@ Steps to build junit:
 
 - Must be manual
   - Write release notes
-  - Update version in build.xml
+  - Update version in pom.xml
 - Not too tedious:
   - Push to github (dsaff _and_ KentBeck)
-  - Run the ant zip task
+  - Run the mvn clean install
   - Upload stuff to github (including tag)
   - Push to maven
-    - ant -lib build/lib stage.maven
+    - mvn -Dgpg.passphrase="<passphrase>" -Psign clean deploy
     - Promote 
 - Tedious:
   - Update SourceForge if major release