Merge branch 'rc/v0.9.0' into develop

.gitignore

@@ -39,4 +39,7 @@ tags
 .vagrant
 
 # runtime folder
-/nodes/
+/ckb.toml
+/ckb-miner.toml
+/data
+/specs

.travis.yml

@@ -8,7 +8,7 @@ git:
   depth: 2
   submodules: false
 
-if: 'branch IN (master, develop, staging, trying) OR type != push OR fork = true OR tag =~ ^v'
+if: 'branch IN (master, develop, staging, trying) OR type != push OR fork = true OR tag IS present'
 
 env:
   global:
@@ -18,10 +18,10 @@ matrix:
   include:
     - rust: 1.33.0
       os: osx
-      env: FMT=true CHECK=true TEST=true
+      env: FMT=true CHECK=true TEST=true REL_PKG=darwin_amd64.zip
     - rust: 1.33.0
       os: linux
-      env: TEST=true
+      env: TEST=true REL_PKG=linux_amd64.tar.gz
 
 addons:
   apt:
@@ -37,6 +37,16 @@ before_install: if [ "$TRAVIS_OS_NAME" = "osx" ]; then ulimit -n 8192; fi
 install: ./devtools/ci/install.sh
 script: ./devtools/ci/script.sh
 
+deploy:
+  provider: releases
+  api_key: "$GITHUB_TOKEN"
+  file: "releases/ckb_${TRAVIS_TAG}_${REL_PKG}"
+  skip_cleanup: true
+  draft: true
+  on:
+    tags: true
+    condition: '"$GITHUB_TOKEN" != "" && "$REL_PKG" != ""'
+
 before_cache:
 - rm -rf ./target/debug/incremental/
 - cargo sweep -f