Fix for incorect data resend

Some times when user's connection is lost - data became corrupted.
Previously in the Master we've checked for those data and then clients (forks) will close. This is not true. All workers should be alive. So in that case we just skipping to resend incorrect data

Minor fixes and improvements

• Error suppression for PING-PONG and lost connections
• PHP7 style for list

HL improvements

Possible fixes for high load projects.

• avoid Master down (when Worker is down)
• avoid Worker down (when Frame has incorrect input data)

Minor fixes and improvements

• Fixed infinity loop while getting incorrect symbols
• Added PONG response
• Stabilized Master dispatching
• Added connector self-rights updater

Added socket identifier

1.1

Added socket identifier

Added base tests

Added test for Frame: encode and decode methods

v1.0

Corrected syntax