Update CI_Git.php

Exceptions now actually show repo path.

Author: uuf6429

CI_Git.php

@@ -104,7 +104,7 @@ class GitRepo {
 	 */	
 	public static function &create_new($repo_path, $source = null) {
 		if (is_dir($repo_path) && file_exists($repo_path."/.git") && is_dir($repo_path."/.git")) {
-			throw new Exception('"$repo_path" is already a git repository');
+			throw new Exception('"'.$repo_path.'" is already a git repository');
 		} else {
 			$repo = new self($repo_path, true, false);
 			if (is_string($source))
@@ -151,11 +151,11 @@ public function set_repo_path($repo_path, $create_new = false, $_init = true) {
 							$this->repo_path = $repo_path;
 							if ($_init) $this->run('init');
 						} else {
-							throw new Exception('"$repo_path" is not a git repository');
+							throw new Exception('"'.$repo_path.'" is not a git repository');
 						}
 					}
 				} else {
-					throw new Exception('"$repo_path" is not a directory');
+					throw new Exception('"'.$repo_path.'" is not a directory');
 				}
 			} else {
 				if ($create_new) {
@@ -167,7 +167,7 @@ public function set_repo_path($repo_path, $create_new = false, $_init = true) {
 						throw new Exception('cannot create repository in non-existent directory');
 					}
 				} else {
-					throw new Exception('"$repo_path" does not exist');
+					throw new Exception('"'.$repo_path.'" does not exist');
 				}
 			}
 		}