Travis file: tabs to spaces

.travis.yml

@@ -5,16 +5,16 @@
 language: cpp
 
 before_script:
-	- sudo add-apt-repository 'ppa:terry.guo/gcc-arm-embedded' -y
-	- sudo apt-get update -q
-	- sudo apt-get install gcc-arm-none-eabi python-serial python-argparse
-	- sudo apt-get install flex bison libncurses5-dev autoconf texinfo build-essential
-	- sudo apt-get install libtool zlib1g-dev genromfs git wget
+  - sudo add-apt-repository 'ppa:terry.guo/gcc-arm-embedded' -y
+  - sudo apt-get update -q
+  - sudo apt-get install gcc-arm-none-eabi python-serial python-argparse
+  - sudo apt-get install flex bison libncurses5-dev autoconf texinfo build-essential
+  - sudo apt-get install libtool zlib1g-dev genromfs git wget
 
 # Clone only as much as we need
 git:
-	depth: 500
+  depth: 500
 
 script:
-	- make testbuild
-	- make tests
+  - make testbuild
+  - make tests