Merge pull request #1526 from ChillerDragon/UpgradeCircle2

Upgrade to circleci version 2

.circleci/config.yml

@@ -0,0 +1,19 @@
+version: 2
+jobs:
+  build:
+    docker:
+      - image: buildpack-deps:stretch
+    steps:
+      - checkout
+      - run:
+          name: Build bam
+          command: |
+            apt-get update -y
+            apt-get install libsdl2-dev libfreetype6-dev -y
+            git clone https://github.com/matricks/bam.git ~/bam
+            cd ~/bam/
+            git reset --hard f012dd9a3e38295b8a45af5a101d29573381f169
+            ./make_unix.sh
+      - run:
+          name: Build teeworlds
+          command: ~/bam/bam conf=release all

circle.yml

@@ -1,18 +0,0 @@
-dependencies:
-  pre:
-    - |
-        sudo apt-get install libsdl2-dev libfreetype6-dev
-
-        if [ ! -d ~/bam ]; then
-          git clone https://github.com/matricks/bam.git ~/bam
-          cd ~/bam/
-          git reset --hard f012dd9a3e38295b8a45af5a101d29573381f169
-          ./make_unix.sh
-        fi
-
-  cache_directories:
-    - "~/bam/"
-
-test:
-  override:
-    - ~/bam/bam conf=release all