Add SOCKS support

- allow to create a SOCKS connection viacanals socks `

• update gem dependencies
• use symbols throughout the config files
• add suspend to session (which closes the tunnels, but doesn't remove from session)
• setup wizard changes.

Adhoc

• Add adhoc feature for temporary canals
• Add delete method
• Allow starting existing canal with new local-port

v0.8.7

Fix: check for errors when creating a new tunnel

v0.8.6

Allow to create tunnels with custom bind-address or update it.

v0.8.5

better indication of aliveness in session

v0.8.4: [bug fix]

add bash completion for update

v0.8.3

• Allow update existing tunnels via canal update <name>
• Allow configuration of global binding address via canal setup bind-address

v0.8.2

• fix issue with unwanted dependency
• add local port info to session table

Quick Fix: require error

Oops! forgot a require which made the whole project unusable ☹️

v0.8.0

This is the first release of canals. It still misses a lot of tests and documentations but it works!