CI: Remove travis, once and for all

.travis.yml

@@ -1,63 +0,0 @@
-language: rust
-
-matrix:
-  include:
-    # NOTE used to build docs on successful merges to master
-    - env: TARGET=x86_64-unknown-linux-gnu
-
-      # MSRV
-    - env: TARGET=thumbv7m-none-eabi
-      rust: 1.36.0
-      if: (branch = staging OR branch = trying) OR (type = pull_request AND branch = master)
-
-    - env: TARGET=thumbv6m-none-eabi
-      if: (branch = staging OR branch = trying) OR (type = pull_request AND branch = master)
-
-    - env: TARGET=thumbv7m-none-eabi
-      if: (branch = staging OR branch = trying) OR (type = pull_request AND branch = master)
-
-      # compile-fail tests
-    - env: TARGET=x86_64-unknown-linux-gnu
-      rust: nightly
-      if: (branch = staging OR branch = trying) OR (type = pull_request AND branch = master)
-
-      # heterogeneous multi-core support
-    - env: TARGET=thumbv6m-none-eabi
-      rust: nightly
-      if: (branch = staging OR branch = trying) OR (type = pull_request AND branch = master)
-    - env: TARGET=thumbv7m-none-eabi
-      rust: nightly
-      if: (branch = staging OR branch = trying) OR (type = pull_request AND branch = master)
-
-before_install:
-  - set -e
-  - sudo apt-get update
-  - sudo apt-get install -y binutils-arm-none-eabi
-
-install:
-  - bash ci/install.sh
-  - export PATH="$PATH:$PWD/qemu"
-  - export PATH="$PATH:$PWD/mdbook-bin"
-
-script:
-  - bash ci/script.sh
-
-after_script: set +e
-
-after_success:
-  - bash ci/after-success.sh
-
-cache: cargo
-
-before_cache:
-  - chmod -R a+r $HOME/.cargo;
-
-branches:
-  only:
-    - master
-    - staging
-    - trying
-
-notifications:
-  email:
-    on_success: never

rtic-macros/src/syntax/.travis.yml

@@ -1,31 +0,0 @@
-language: rust
-
-matrix:
-  include:
-      # MSRV
-    - env: TARGET=x86_64-unknown-linux-gnu
-      rust: 1.36.0
-
-    - env: TARGET=x86_64-unknown-linux-gnu
-      rust: stable
-
-before_install: set -e
-
-script:
-  - bash ci/script.sh
-
-after_script: set +e
-
-cache: cargo
-
-before_cache:
-  - chmod -R a+r $HOME/.cargo;
-
-branches:
-  only:
-    - staging
-    - trying
-
-notifications:
-  email:
-    on_success: never