Imports of mwatch command

PathSynopsis
contextPackage context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes.
flagPackage flag implements command-line flag parsing.
fmtPackage fmt implements formatted I/O with functions analogous to C's printf and scanf.
github.com/mesos/mesos-go/api/v1/libPackage mesos presents common v1 HTTP API message types in addition to extension APIs that aim to simplify use of the machine-generated code.
github.com/mesos/mesos-go/api/v1/lib/httpcli
github.com/mesos/mesos-go/api/v1/lib/httpcli/httpmaster
github.com/mesos/mesos-go/api/v1/lib/masterPackage master is a generated protocol buffer package.
github.com/mesos/mesos-go/api/v1/lib/master/calls
ioPackage io provides basic interfaces to I/O primitives.
netPackage net provides a portable interface for network I/O, including TCP/IP, UDP, domain name resolution, and Unix domain sockets.
strconvPackage strconv implements conversions to and from string representations of basic data types.