* adds netstate rpc server pagination, mocks pagination in test/util.go
* updates ns client example, combines ns client and server test to netstate_test, adds pagination to bolt client
* better organizes netstate test calls
* wip breaking netstate test into smaller tests
* wip modularizing netstate tests
* adds some test panics
* wip netstate test attempts
* testing bug in netstate TestDeleteAuth
* wip fixes global variable problem, still issues with list
* wip fixes get request params and args
* fixes bug in path when using MakePointers helper fn
* updates mockdb list func, adds test, changes Limit to int
* fixes merge conflicts
* fixes broken tests from merge
* remove unnecessary PointerEntry struct
* removes error when Get returns nil value from boltdb
* breaks boltdb client tests into smaller tests
* renames AssertNoErr test helper to HandleErr
* adds StartingKey and Limit parameters to redis list func, adds beginning of redis tests
* adds helper func for mockdb List function
* if no starting key provided for netstate List, the first value in storage will be used
* adds basic pagination for redis List function, adds tests
* adds list limit to call in overlay/server.go
* streamlines/fixes some nits from review
* removes use of obsolete EncryptedUnencryptedSize
* uses MockKeyValueStore instead of redis instance in redis client test
* changes test to expect nil returned for getting missing key
* remove error from `KeyValueStore#Get`
* fix bolt test
* Merge pull request #1 from bryanchriswhite/nat-pagination
remove error from `KeyValueStore#Get`
* adds Get returning error back to KeyValueStore interface and affected clients
* trying to appease travis: returns errors in Get calls in overlay/cache and cache_test
* handles redis get error when no key found
* initial commit for PUT request authorization
* inital auth for put request
* auth. request working for all req
* deleted library
* removed .db files
* work in progress for modifying test suite to accomodate credentials
* modified tests
* gofmt, fixed code based on suggestions; test passed
* gofmt again
* merged nat's update on pointers, passed tests, cleanup from git rebase
* fixed fmt
* fixed fmt on tests
* work in progress
* reduced code
* fixed naming conventions
* added line in code
* fixed server bug, merged new code to server, added env
* fixed linter; getting cright issues on piecestore
* added comments for what passes on the creds
* adds pointer to netstate proto file
* generated updated netstate proto
* changes boltdb netstate to save pointers as values
* updates netstate Put to save Pointers, updates client example to put a pointer, adds grpc status errors, updates tests, changes boltdb 'File' struct to 'PointerEntry'
* updates netstate client example and client test to save pointers, updates netstate List and Delete
* begins adding netstate-http tests
* removes netstate http service
* re-adds netstate auth
* updates boltdb netstate test
* changes encrypted_unencrypted_size from int64 to bytes in netstate proto
* updates READMEs
* adds proto files for netstate crud
* moves netstate grpc client lib into pkg/netstate where grpc netstate service is defined
* starts adding grpc client and server tests
* moves creation of grpc server into cmd/netstate/main.go, removes pkg/netstate/service.go, adds more client testing
* changed all 'Path' and 'Value' fields from strings to bytes, updated tests
* changes Get and Delete in proto file to receive 'requests' instead of 'file paths', adds tests for Get, List, and Delete
* changes netstate-routes to get 'fileValue' bytes not 'fileInfo'
* adds example rpc client in 'examples' and adds more specific debug logs
* adds readmes for netstate rpc services and updates netstate-routes
