perl -pi -e's|\@string/app_name|K9 BETA|' AndroidManifest.xml
perl -pi -e's/com(.)fsck(.)k9/com$1fsck$2k9beta/' build.xml AndroidManifest.xml
ant $@
perl -pi -e's/com(.)fsck(.)k9beta/com$1fsck$2k9/' build.xml AndroidManifest.xml
perl -pi -e's|K9 BETA|\@string/app_name|' AndroidManifest.xml
perl -pi -e's/K9-BETA/K9/' AndroidManifest.xml