v0.10.0

• Fixes API changes from go-git (#125)
• Add dep to manage project dependencies (#127)
• Use gopkg.in/src-d/go-mysql-server.v0
• Add RepositoryPool and companion code
• Use RepositoryPool instead of git.Repository
• Add repositories table
• Save allocs returning nil instead of empty slice
• Add remotes table
• internal/function: implement is_tag function
• internal/function: implement is_remote function
• internal/function: registry of functions
• internal/function: make use of typed arity functions
• Remove tags table
• Modify references table
• Add server command, delete query and version
• gitquery: remove objects table
• gitquery: implement session
• internal/function: implement commit_contains function
• internal/function: implement history_idx function
• Set Source in table schemas
• internal/function: rename commit_contains to commit_has_blob
• gitquery: return HEAD reference on refs table
• gitquery: implement filter pushdown for git tables
• internal/function: add commit_has_tree UDF
• gitquery: add content column to blobs table
• gitquery: add tree_hash column to commits table
• gitquery: add String methods to all nodes
• Store a list of repositories instead of instantiated repositories