TravisCI improvements on builds & validator_worker version 0.2.0

Author: elpiel

.travis.yml

@@ -1,6 +1,13 @@
 language: rust
+# do not run any default scripts coming from `language: rust` (i.e. travis-ci)
+script:
+install:
+  - which cargo-make || cargo install cargo-make
+# Also don't cache the cargo registry
+before_cache:
+  - rm -rf /home/travis/.cargo/registry
 rust:
-  - stable
+  - 1.48.0
 os: linux
 # add nodejs for ganche-cli
 node_js: "12.12.0"
@@ -25,22 +32,19 @@ jobs:
   include:
     - stage: test
       script:
-        - which cargo-make || cargo install cargo-make
         - cargo make ci-flow
-      # But don't cache the cargo registry
-      before_cache:
-        - rm -rf /home/travis/.cargo/registry
     - stage: deploy
       if: (tag IS present) AND (tag =~ ^validator-v)
       before_deploy:
         - cargo build -p validator_worker --release --all-features --target x86_64-unknown-linux-gnu
         - cp target/x86_64-unknown-linux-gnu/release/validator_worker $TRAVIS_TAG
       deploy:
         provider: releases
-        api_key: $GITHUB_API_TOKEN
+        token: $GITHUB_API_TOKEN
         file: $TRAVIS_BUILD_DIR/$TRAVIS_TAG
-        skip_cleanup: true
+        cleanup: false
         draft: true
         on:
           tags: true
           all_branches: true
+        edge: true

Cargo.lock

@@ -1,6 +1,6 @@
 [package]
 name = "validator_worker"
-version = "0.1.0"
+version = "0.2.0"
 authors = ["Lachezar Lechev <lachezar@adex.network>", "Samparsky <sam@adex.network>"]
 edition = "2018"