Tweak gitignore and remove unused things from build.xml

.gitignore

@@ -1,6 +1,33 @@
+# Eclipse stuff
 /.classpath
 /.project
 /.settings
+
+# netbeans
+/nbproject
+
+# we use maven!
+/build.xml
+
+# maven
+/target
+
+# vim
+.*.sw[a-p]
+
+# various other potential build files
+/build
 /bin
 /release
-/agitar
+/agitar
+/dist
+/manifest.mf
+
+# Mac filesystem dust
+/.DS_Store
+
+# intellij
+*.iml
+*.ipr
+*.iws
+.idea/