complate list of gitignores and licenses

conf/gitignore/Umbraco

@@ -0,0 +1,17 @@
+# Note: VisualStudio gitignore rules may also be relevant
+
+# Ignore unimportant folders generated by Umbraco
+**/App_Data/ClientDependency/
+**/App_Data/ExamineIndexes/
+**/App_Data/Logs/
+**/App_Data/[Pp]review/
+**/App_Data/TEMP/
+Cached/
+
+# Ignore Umbraco content cache file
+**/App_Data/umbraco.config
+
+# Don't ignore Umbraco packages (VisualStudio.gitignore mistakes this for a NuGet packages folder)
+# Make sure to include details from VisualStudio.gitignore BEFORE this
+!**/App_Data/[Pp]ackages/
+!**/[Uu]mbraco/[Dd]eveloper/[Pp]ackages