Fix various Findbugs warnings:

Matthew Swift

25.08.2014 77b43a1d03725669362ff6b4740b8650770a2efb

 opendj-rest2ldap/src/main/java/org/forgerock/opendj/rest2ldap/AbstractLDAPAttributeMapper.java

@@ -250,8 +250,10 @@
                            }
                        }, h));
            }
        } catch (final Exception e) {
        } catch (final RuntimeException e) {
            h.handleError(asResourceException(e));
        } catch (final ResourceException e) {
            h.handleError(e);
        }
    }