Fix some whitespace errors

log.cpp

@@ -39,7 +39,6 @@ void
 check_level (level_t l)
     { CHECK (l >= 0 && l < NUM_LEVELS); }
 
-
 const string&
 level_to_string (level_t l) {
     check_level (l);

point.cpp

@@ -5,12 +5,12 @@
  * terms of the GNU General Public License as published by the Free Software
  * Foundation, either version 3 of the License, or (at your option) any later
  * version.
- * 
+ *
  * libgim is distributed in the hope that it will be useful, but WITHOUT ANY
  * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
  * details.
- * 
+ *
  * You should have received a copy of the GNU General Public License
  * along with libgim.  If not, see <http://www.gnu.org/licenses/>.
  *

vector.cpp

@@ -5,12 +5,12 @@
  * terms of the GNU General Public License as published by the Free Software
  * Foundation, either version 3 of the License, or (at your option) any later
  * version.
- * 
+ *
  * libgim is distributed in the hope that it will be useful, but WITHOUT ANY
  * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
  * details.
- * 
+ *
  * You should have received a copy of the GNU General Public License
  * along with libgim.  If not, see <http://www.gnu.org/licenses/>.
  *