[travis] update github publish (ethereum#2218)

* [travis] update github publish

* fix indent

Ethereum Wallet and Mist 0.8.9 - "The Wizard"

Release 0.8.8

Security updates

Ethereum Wallet + Mist v0.8.6

update geth to 1.4.17 (ethereum#1274)

* update geth to 1.4.17

* gpg signing test

* uploaded 1.4.17 binaries

update version string to 0.8.4 (ethereum#1225)

fix travis linux build, added missing deps (ethereum#1216)

Fixes blank screen at startup (ethereum#1110)

* Removing unneeded code

* Checking if DB is writable

* Resolving DB sync when database is empty

* Enhancing selected tab defaults at startup

* Checking for R/W permissions

* Restoring log entry

* Improving error handling