Fixed grammar in comments.

--HG--
extra : convert_revision : svn%3Afdd8eb12-d10e-0410-9acb-85c331704f74/trunk%402668

dlib/algs.h

@@ -648,7 +648,7 @@ namespace dlib
     /*!A wrap_function 
         
         This is a template that allows you to turn a global function into a 
-        function object.  The reason for this templates existance is so you can
+        function object.  The reason for this template's existance is so you can
         do stuff like this:
             
             template <typename T>

dlib/member_function_pointer/member_function_pointer_kernel_abstract.h

@@ -120,7 +120,7 @@ namespace dlib
         ) const;
         /*!
             ensures
-                - if (this->set() has been called and succeeded) then
+                - if (this->set() has been called) then
                     - returns true
                 - else
                     - returns false