Vendor 包管理器 Govendor
Govendor 是 Golang 的 Vendor 包管理器，方便你管理 Vendor 和 Verdor 包。
特性：
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可以采用`govendor add/update`复制现有的依赖从$GOPATH
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如果要忽视vendor/*/，可采用govendor 同步恢复依赖
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可直接通过`govendor fetch`控制器添加新的依赖或者更新现有依赖
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可采用`govendor migrate `实现系统间迁移
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支持Linux, OS X, Windows，甚至现有所有操作系统
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支持Git，Hg，SVN，BZR（必须指定一个路径）
快速开始
<pre class="brush:shell; toolbar: true; auto-links: false;"># Setup your project.
cd "my project in GOPATH"
govendor init
# Add existing GOPATH files to vendor.
govendor add +external
# View your work.
govendor list
# Look at what is using a package
govendor list -v fmt
# Specify a specific version or revision to fetch
govendor fetch golang.org/x/net/context@a4bbce9fcae005b22ae5443f6af064d80a6f5a55
govendor fetch golang.org/x/net/context@v1 # Get latest v1.*.* tag or branch.
govendor fetch golang.org/x/net/context@=v1 # Get the tag or branch named "v1".
# Update a package to latest, given any prior version constraint
govendor fetch golang.org/x/net/context
# Format your repository only
govendor fmt +local
# Build everything in your repository only
govendor install +local
# Test your repository only
govendor test +local</pre>
