Enable .travis.yml check and use non-markdown license.

.travis.yml

@@ -1,36 +1,37 @@
+---
 language: python
 python: nightly
 
 addons:
   apt:
     packages:
-    - astyle
-    - libalut-dev
-    - libconfig-dev
-    - libnotify-dev
-    - libopenal-dev
-    - libopus-dev
-    - libqrencode-dev
-    - libvpx-dev
+      - astyle
+      - libalut-dev
+      - libconfig-dev
+      - libnotify-dev
+      - libopenal-dev
+      - libopus-dev
+      - libqrencode-dev
+      - libvpx-dev
 
 cache:
   directories:
-  - $HOME/cache
+    - $HOME/cache
 
 install:
-# Where to find libraries.
-- export LD_LIBRARY_PATH=$HOME/cache/usr/lib
-- export PKG_CONFIG_PATH=$HOME/cache/usr/lib/pkgconfig
-# c-sodium
-- git clone --depth=1 --branch=stable https://github.com/jedisct1/libsodium ../libsodium
-- test -f $HOME/cache/usr/lib/libsodium.so || (cd ../libsodium && ./configure --prefix=$HOME/cache/usr && make install -j$(nproc))
-# c-toxcore
-- git clone --depth=1 https://github.com/TokTok/c-toxcore ../c-toxcore
-- test -f $HOME/cache/usr/lib/libtoxcore.so || (cd ../c-toxcore && cmake -B_build -H. -DCMAKE_INSTALL_PREFIX:PATH=$HOME/cache/usr && make -C_build install -j$(nproc))
-# astyle
-- wget -O ../astyle.tar.gz https://deb.debian.org/debian/pool/main/a/astyle/astyle_2.06.orig.tar.gz
-- test -f $HOME/cache/astyle/build/gcc/bin/astyle || (tar -xf ../astyle.tar.gz -C "$HOME/cache" && make -C "$HOME/cache/astyle/build/gcc" -j2)
+  # Where to find libraries.
+  - export LD_LIBRARY_PATH=$HOME/cache/usr/lib
+  - export PKG_CONFIG_PATH=$HOME/cache/usr/lib/pkgconfig
+  # c-sodium
+  - git clone --depth=1 --branch=stable https://github.com/jedisct1/libsodium ../libsodium
+  - test -f $HOME/cache/usr/lib/libsodium.so || (cd ../libsodium && ./configure --prefix=$HOME/cache/usr && make install -j$(nproc))
+  # c-toxcore
+  - git clone --depth=1 https://github.com/TokTok/c-toxcore ../c-toxcore
+  - test -f $HOME/cache/usr/lib/libtoxcore.so || (cd ../c-toxcore && cmake -B_build -H. -DCMAKE_INSTALL_PREFIX:PATH=$HOME/cache/usr && make -C_build install -j$(nproc))
+  # astyle
+  - wget -O ../astyle.tar.gz https://deb.debian.org/debian/pool/main/a/astyle/astyle_2.06.orig.tar.gz
+  - test -f $HOME/cache/astyle/build/gcc/bin/astyle || (tar -xf ../astyle.tar.gz -C "$HOME/cache" && make -C "$HOME/cache/astyle/build/gcc" -j2)
 
 script:
-- $HOME/cache/astyle/build/gcc/bin/astyle --options=astylerc $(find . -name "*.[ch]")
-- make ENABLE_PYTHON=1 -j2
+  - $HOME/cache/astyle/build/gcc/bin/astyle --options=astylerc $(find . -name "*.[ch]")
+  - make ENABLE_PYTHON=1 -j2

BUILD.bazel

@@ -1,3 +1,7 @@
+load("//tools/project:build_defs.bzl", "project")
+
+project()
+
 cc_binary(
     name = "toxic",
     srcs = glob([