Travis: Remake script to not use docker

Former-commit-id: 7defc544b9eaa9f0490e82092aed1463a08bf35c [formerly a13d1908cd8b640bc4a435f1215c9b54be24e081] [formerly 982b4e0891795af3d299aed2f19a6ef93a29690b [formerly c7fd6461f6dc07fbc7e14a605dccc07b2a54b585]]
Former-commit-id: 03a7e2f592e4d394921d3b5e596848c47837dc40 [formerly 7087d97527118834280ff3ace4eb3ac30b99f9d2]
Former-commit-id: 49cd6d0273e2a8d1190ca872cdb89cdf53b2ac11

.travis.yml

@@ -1,8 +1,29 @@
 language:
   cpp
 
+dist: 
+  trusty
+
+addons:
+  apt:
+    sources:
+      - ubuntu-toolchain-r-test
+    packages:
+      - libassimp-dev
+      - libfreetype6-dev
+      - libgl1-mesa-dev
+      - libopenal-dev
+      - libsndfile1-dev
+      - libx11-dev
+      - libxcb-cursor-dev
+      - libxcb-ewmh-dev
+      - libxcb-icccm4-dev
+      - libxcb-keysyms1-dev
+      - libxcb-randr0-dev
+      - mesa-common-dev
+
 sudo:
-  required
+  false
 
 notifications:
   email: true
@@ -11,25 +32,13 @@ env:
   - CONFIG=debug
   - CONFIG=release
 
-services:
-  - docker
-
-before_install:
-  - docker build -t nazara .
-
 script:
-  - docker run --name Nazara -v `pwd`:/NazaraEngine nazara
+  - cd build &&
-      sh -c "
-        cd build &&
        ./premake5-linux64 --with-examples gmake &&
        cd gmake &&
        make -j4 -f NazaraEngine.make config=${CONFIG}dynamic_x64
-      "
 
-#after_script:
+after_script:
-#  - docker exec Nazara
+  - cd ../../tests &&
-#      sh -c "
+       export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:../lib/gmake/x64/:../extlibs/lib/gmake/x64/ &&
-#        cd ../../tests &&
+       ./NazaraUnitTests
-#        export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:../lib/gmake/x64/:../extlibs/lib/gmake/x64/ &&
-#        ./NazaraUnitTests
-#      "

Dockerfile

@@ -1,11 +0,0 @@
-FROM ubuntu:xenial
-
-RUN apt-get update && apt-get -y install && \
-	apt-get install -y libssl1.0.0 libssl-dev && \
-	apt-get install -y libopenal-dev libsndfile1-dev && \
-	apt-get install -y libxcb-cursor-dev libxcb-ewmh-dev libxcb-randr0-dev libxcb-icccm4-dev libxcb-keysyms1-dev libx11-dev libfreetype6-dev && \
-	apt-get install -y mesa-common-dev libgl1-mesa-dev && \
-	apt-get install -y libassimp-dev
-
-RUN mkdir /NazaraEngine
-WORKDIR /NazaraEngine