Various cosmetic fixes
diff --git a/system/core/Loader.php b/system/core/Loader.php
index 00ca351..9306a09 100644
--- a/system/core/Loader.php
+++ b/system/core/Loader.php
@@ -988,7 +988,7 @@
 			return $this->_ci_init_class($class, config_item('subclass_prefix'), $params, $object_name);
 		}
 
-		// Lets search for the requested library file and load it.
+		// Let's search for the requested library file and load it.
 		foreach ($this->_ci_library_paths as $path)
 		{
 			$filepath = $path.'libraries/'.$subdir.$class.'.php';
diff --git a/system/core/URI.php b/system/core/URI.php
index 9b31a64..b2286f0 100644
--- a/system/core/URI.php
+++ b/system/core/URI.php
@@ -126,7 +126,7 @@
 				return;
 			}
 
-			// As a last ditch effort lets try using the $_GET array
+			// As a last ditch effort let's try using the $_GET array
 			if (is_array($_GET) && count($_GET) === 1 && trim(key($_GET), '/') !== '')
 			{
 				$this->_set_uri_string(key($_GET));