add .gitignore

.gitignore

@@ -0,0 +1,28 @@
+.project
+.classpath
+.settings/
+activemq-data
+target/
+haiticore.iml
+
+api/.project
+api/.classpath
+api/.settings/
+api/target/
+api/activemq-data
+api/haiticore-api.iml
+
+omod/.project
+omod/.classpath
+omod/.settings/
+omod/target/
+omod/src/main/compass/sass-external/
+
+*.DS_Store
+/.idea
+*.iml
+*.sass-cache
+
+# Rubygems build directories #
+omod/.rubygems
+omod/.rubygems-provided