Merge pull request #12065 from PsiOmegaDelta/160129-WarningsAsErrors

Makes Travis treat build warnings as errors.

.travis.yml

@@ -39,6 +39,7 @@ script:
   - source $HOME/BYOND-${BYOND_MAJOR}.${BYOND_MINOR}/byond/bin/byondsetup
   - cp config/example/* config/
   - scripts/dm.sh -DUNIT_TEST baystation12.dme
+  - grep "0 warnings" build_log.txt
   - DreamDaemon baystation12.dmb -invisible -trusted -core 2>&1 | tee log.txt
   - grep "All Unit Tests Passed" log.txt
   - (! grep "runtime error:" log.txt)

code/modules/modular_computers/computers/item/modular_computer.dm

@@ -616,4 +616,4 @@
 			ui_updated_needed = 1
 
 	if(ui_updated_needed)
-		update_uis
+		update_uis()

scripts/dm.sh

@@ -44,7 +44,7 @@ if [[ $DM == "" ]]; then
     exit 3
 fi
 
-"$DM" $dmepath.mdme
+"$DM" $dmepath.mdme > build_log.txt
 retval=$?
 
 mv $dmepath.mdme.dmb $dmepath.dmb