Merge pull request ethereum#164 from ethereum/dev

Release v1.1.0 to master

Merge pull request ethereum#145 from ethereum/dev

`dev`->`master`

Merge pull request ethereum#131 from ethereum/v0.4.0-hotfix-version-bump

Bump version number for hotfix release

Merge pull request ethereum#128 from ethereum/dev

dev -> master for Zinken

Merge pull request ethereum#130 from ethereum/v0.0.4-hotfix

HOTFIX: Hardcode version number for binary builds

Merge pull request ethereum#117 from ethereum/dev

Merge `dev` -> `master`

Merge pull request ethereum#74 from ethereum/dev

v0.2.1 Release

Merge pull request ethereum#57 from ethereum/version_bump_v0_2

Bump app version from v0.1.0 -> v0.2.0 to align with release versioning

Merge pull request ethereum#43 from ethereum/dev

Merge `dev` to `master` (v0.12.x mode)

Adds preproduction warning