remove \t from .travis.yml file

.travis.yml

@@ -1,13 +1,13 @@
 language: c
 
-before_install:	
-  # Make sure mono is installed,
-  # pipe stdout to dev/null because qq is still too chatty
-  - sudo apt-get update -qq > /dev/null
-  - sudo apt-get install -qq mono-devel > /dev/null
-  
+before_install:
+	# Make sure mono is installed,
+	# pipe stdout to dev/null because qq is still too chatty
+	- sudo apt-get update -qq > /dev/null
+	- sudo apt-get install -qq mono-devel > /dev/null
+
 env:
-  - EnableNuGetPackageRestore=true
-  
+	- EnableNuGetPackageRestore=true
+
 script:
-  - xbuild src/threescale.NET.sln
+	- xbuild src/threescale.NET.sln