updating project api to include raw blob contents and single branch

doc/api/projects.md

@@ -129,6 +129,43 @@ Parameters:
 ]
 ```
 
+Get a single project repository branch.
+
+```
+GET /projects/:id/repository/branches/:branch
+```
+
+Parameters:
+
++ `id` (required) - The ID or code name of a project
++ `branch` (required) - The name of the branch
+
+```json
+{
+  "name": "master",
+  "commit": {
+    "id": "7b5c3cc8be40ee161ae89a06bba6229da1032a0c",
+    "parents": [
+      {
+        "id": "4ad91d3c1144c406e50c7b33bae684bd6837faf8"
+      }
+    ],
+    "tree": "46e82de44b1061621357f24c05515327f2795a95",
+    "message": "add projects API",
+    "author": {
+      "name": "John Smith",
+      "email": "john@example.com"
+    },
+    "committer": {
+      "name": "John Smith",
+      "email": "john@example.com"
+    },
+    "authored_date": "2012-06-27T05:51:39-07:00",
+    "committed_date": "2012-06-28T03:44:20-07:00"
+  }
+}
+```
+
 ## Project repository tags
 
 Get a list of project repository tags sorted by name in reverse alphabetical order.
@@ -268,3 +305,19 @@ Parameters:
 + `snippet_id` (required) - The ID of a project's snippet
 
 Status code `200` will be returned on success.
+
+## Raw blob content
+
+Get the raw file contents for a file.
+
+```
+GET /projects/:id/repository/commits/:sha/blob
+```
+
+Parameters:
+
++ `id` (required) - The ID or code name of a project
++ `sha` (required) - The commit or branch name
++ `filepath` (required) - The path th the file 
+
+Will return the raw file contents.