build: add travis and install instruction

Author: wsy

.travis.yml

@@ -0,0 +1,43 @@
+language: go
+
+go:
+  - 1.11.x
+
+install: go build -o jikefm
+
+before_deploy:
+  - PLATFORMS=(darwin/amd64 linux/386 linux/amd64 windows/386 windows/amd64)
+  - |
+    for PLATFORM in "${PLATFORMS[@]}"; do
+      echo "Building $PLATFORM"
+      GOOS=${PLATFORM%/*}
+      GOARCH=${PLATFORM#*/}
+      if [ "$GOOS" = "windows" ]; then
+        build_cmd="GOOS=$GOOS GOARCH=$GOARCH go build -o jikefm -ldflags '-w -s'"
+      else
+        build_cmd="CGO_ENABLED=0 GOOS=$GOOS GOARCH=$GOARCH go build -o jikefm -ldflags '-d -w -s'"
+      fi
+      if ! eval $build_cmd; then
+        echo "Failed building jikefm for $PLATFORM" && return 1
+      fi
+      if [ "$GOOS" = "windows" ]; then
+        zip jikefm-${GOOS}-${GOARCH}.zip jikefm
+      else
+        tar cvzf jikefm-${GOOS}-${GOARCH}.tgz jikefm
+      fi
+    done
+  - ls
+
+deploy:
+  provider: releases
+  api_key: $AUTH_TOKEN
+  file:
+    - "jikefm-darwin-amd64.tgz"
+    - "jikefm-linux-386.tgz"
+    - "jikefm-linux-arm.tgz"
+    - "jikefm-windows-386.zip"
+    - "jikefm-windows-amd64.zip"
+
+  skip_cleanup: true
+  on:
+    tags: true

README.md

@@ -9,7 +9,7 @@
 
 ## Install
 
-.
+`go get -u github.com/0nese7en/jikefm`
 
 ## TODO