Style cleanup: "foo &x", not "foo& x"

src/frontend/mosh-client.cc

@@ -175,13 +175,13 @@ int main( int argc, char *argv[] )
     }
 
     client.shutdown();
-  } catch ( const Network::NetworkException& e ) {
+  } catch ( const Network::NetworkException &e ) {
     fprintf( stderr, "Network exception: %s\r\n",
 	     e.what() );
-  } catch ( const Crypto::CryptoException& e ) {
+  } catch ( const Crypto::CryptoException &e ) {
     fprintf( stderr, "Crypto exception: %s\r\n",
 	     e.what() );
-  } catch ( const std::string& s ) {
+  } catch ( const std::string &s ) {
     fprintf( stderr, "Error: %s\r\n", s.c_str() );
   }