sort ignore lines and add build directory

Author: dhellmann

.hgignore

@@ -1,18 +1,19 @@
 syntax: glob
-distribute*.egg
-distribute*.tar.gz
+*.pyc
 README.html
-virtualenvwrapper.egg-info
-trace.txt
+build
 dist
+distribute*.egg
+distribute*.tar.gz
 docs/build
 docs/website
-*.pyc
 sphinx/web/templates/base.html
 tests/catch_output
 tests/testpackage/build
 tests/testpackage/dist
 tests/testpackage/testpackage.egg-info
+trace.txt
+virtualenvwrapper.egg-info
 virtualenvwrapper/docs
 
 syntax: re