don't install libevdev-dev for travis build

.travis.yml

@@ -39,7 +39,7 @@ matrix:
 
 
 before_script:
-  - if [ "$TRAVIS_OS_NAME" = "linux" ]; then sudo apt-get update -qq; sudo apt-get install -y scons pkg-config libx11-dev libxcursor-dev build-essential libasound2-dev libfreetype6-dev libgl1-mesa-dev libglu-dev libssl-dev libxinerama-dev libevdev-dev libudev-dev; fi
+  - if [ "$TRAVIS_OS_NAME" = "linux" ]; then sudo apt-get update -qq; sudo apt-get install -y scons pkg-config libx11-dev libxcursor-dev build-essential libasound2-dev libfreetype6-dev libgl1-mesa-dev libglu-dev libssl-dev libxinerama-dev libudev-dev; fi
   - if [ "$TRAVIS_OS_NAME" = "linux" ] && [ "$GODOT_TARGET" = "windows" ]; then sudo apt-get update -qq; sudo apt-get install -y mingw32 mingw-w64; fi
   - if [ "$TRAVIS_OS_NAME" = "osx" ]; then brew update; brew install scons; fi
   - if [ "$TRAVIS_OS_NAME" = "osx" ] && [ "$GODOT_TARGET" = "android" ]; then brew update; brew install android-sdk android-ndk; export ANDROID_HOME=/usr/local/opt/android-sdk; export ANDROID_NDK_ROOT=/usr/local/opt/android-ndk; fi