travis: increase registration timeout

TestsUI/LinphoneTestCase.m

@@ -154,7 +154,7 @@
 
 - (void)waitForRegistration {
 	// wait for account to be registered
-	int timeout = 15;
+	int timeout = 45; // TODO: check why this is so wrong...
 	while (timeout && [tester tryFindingViewWithAccessibilityLabel:@"Registration state"
 															 value:@"Registered"
 															traits:UIAccessibilityTraitStaticText

Tools/imgur_upload.sh

@@ -2,7 +2,7 @@
 
 # Install underscore-cli for hacking
 if ! which underscore &> /dev/null; then
-	npm install -g underscore-cli
+	npm install -g underscore-cli >/dev/null
 fi
 
 cd $KIF_SCREENSHOTS