Add client.reconnect method

[poiuty]

Fix #16
I think it works. Please check it.

Stratum: invalid msg from server: Unimplemented method: client.reconnect: {'id': None, 'params': [], 'method': 'client.reconnect'}

Stratum: connection was closed (invalid user/pwd?)
Total 64.5 sol/s [dev0 32.4, dev1 31.4] 1243 shares
Connecting to equihash.eu.nicehash.com:3357 (attempt 6)
Stratum: SILENTARMY is not compatible with servers fixing the first 17 bytes of the nonce

[poiuty]

No it`s not help.

Total 57.2 sol/s [dev0 23.2, dev1 18.0, dev2 18.3] 273 shares
Get reconnect command from pool. Try reconnect...
Stratum: connection was closed (invalid user/pwd?)
Total 56.1 sol/s [dev0 22.9, dev1 18.8, dev2 18.4] 273 shares
Connecting to equihash.eu.nicehash.com:3357 (attempt 2)
Connecting to equihash.eu.nicehash.com:3357 (attempt 3)
Total 56.4 sol/s [dev0 22.0, dev1 18.2, dev2 18.4] 273 shares
Total 56.8 sol/s [dev0 20.9, dev1 17.8, dev2 17.7] 273 shares
Total 56.9 sol/s [dev0 20.9, dev1 17.8, dev2 16.3] 273 shares
Total 56.9 sol/s [dev0 20.8, dev1 17.4, dev2 16.1] 275 shares
Total 56.2 sol/s [dev0 19.1, dev1 17.7, dev2 16.3] 275 shares
Total 56.4 sol/s [dev0 19.2, dev1 17.0, dev2 16.4] 277 shares
Total 56.3 sol/s [dev0 18.8, dev1 17.2, dev2 15.6] 277 shares
Stratum: SILENTARMY is not compatible with servers fixing the first 17 bytes of the nonce

[kenshirothefist]

This should now work. See 0d371a9

[mbevand]

Sorry for the delay. I finally added it!
4a56d09