agent: Fixing issue with excessive failed node filtering
ui: scroll extra items on nodes/services

fixes #232
agent: Provide better DNS setup error messages
Cutting v0.3.1
website: Update dummy
Adding the deps file for 0.3.1
consul: Defer serf handler until initialized. Fixes #254.
Add the logo favicon to the webui
Merge pull request #256 from gmr/favicon

Add the logo favicon to the webui
ui: add tests param to readme
Add helper for lowercase list of strings
Add case-insensitive flag to `MDBIndex`
Test DNS case-insensitivity
Always lowercase incoming DNS query
Remove DC case-insensitive check from node test
Lowercase index key and lookup value if flag is set
Make service index case-insensitive
Make service tag filter case-insensitive
Change order of fixtures
Don't override `ServiceTags`