Bump dalli from 2.6.2 to 2.7.8

[dependabot-preview]

Bumps dalli from 2.6.2 to 2.7.8.

Changelog

Sourced from dalli's changelog.

2.7.8

• Rails 5.2 compatibility (pbougie)
• Fix Session Cache compatibility (pixeltrix)

2.7.7

• Support large cache keys on fetch multi (sobrinho)
• Not found checks no longer trigger the result's equality method (dannyfallon)
• Use SVG build badges (olleolleolle)
• Travis updates (junaruga, tiarly, petergoldstein)
• Update default down_retry_delay (jaredhales)
• Close kgio socket after IO.select timeouts
• Documentation updates (tipair)
• Instrument DalliStore errors with instrument_errors configuration option. (btatnall)

2.7.6

• Rails 5.0.0.beta2 compatibility (yui-knk, petergoldstein)
• Add cas!, a variant of the #cas method that yields to the block whether or not the key already exist (mwpastore)
• Performance improvements (nateberkopec)
• Add Ruby 2.3.0 to support matrix (tricknotes)

2.7.5

• Support rcvbuff and sndbuff byte configuration. (btatnall)
• Add :cache_nils option to support nil values in DalliStore#fetch and Dalli::Client#fetch (wjordan, #559)
• Log retryable server errors with 'warn' instead of 'info' (phrinx)
• Fix timeout issue with Dalli::Client#get_multi_yielder (dspeterson)
• Escape namespaces with special regexp characters (Steven Peckins)
• Ensure LocalCache supports the :raw option and Entry unwrapping (sj26)
• Ensure bad ttl values don't cause Dalli::RingError (eagletmt, petergoldstein)
• Always pass namespaced key to instrumentation API (kaorimatz)
• Replace use of deprecated TimeoutError with Timeout::Error (eagletmt)
• Clean up gemspec, and use Bundler for loading (grosser)
• Dry up local cache testing (grosser)

2.7.4

• Restore Windows compatibility (dfens, #524)

2.7.3

• Assorted spec improvements
• README changes to specify defaults for failover and compress options (keen99, #470)
• SASL authentication changes to deal with Unicode characters (flypiggy, #477)
• Call to_i on ttl to accomodate ActiveSupport::Duration (#494)
  ... (truncated)

Commits

• 78b8fd9 Merge pull request #684 from petergoldstein/version/2.7.8
• 1bb92f7 Bump version to 2.7.8 and add History entries
• 6632eba Merge pull request #681 from pbougie/rails52
• 0f30dae Prefix Digest::MD5 with :: operator
• ec71206 Merge pull request #679 from pixeltrix/fix-generate-sid-with-rails
• 9ad5cca Don't override generate_sid
• 108f116 Bump up version to 2.7.7
• a1ee281 Merge pull request #677 from petergoldstein/feature/grosser_micro_cleanup
• 3497ba7 Apply grosser micro cleanup to green master
• 2398105 Merge pull request #671 from sobrinho/master
• Additional commits viewable in compare view

Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting @dependabot rebase.

---

Dependabot commands and options

You can trigger Dependabot actions by commenting on this PR:

• @dependabot rebase will rebase this PR
• @dependabot ignore this [minor|major] version will close this PR and stop Dependabot creating any more for this minor/major version (unless you reopen the PR or upgrade to it yourself)
• @dependabot ignore this dependency will close this PR and stop Dependabot creating any more for this dependency (unless you reopen the PR or upgrade to it yourself)
• @dependabot use [this|these] label[s] will set the current labels as the default for future PRs for this repo and language

Additionally, you can set the following in your Dependabot dashboard:

• Update frequency (including time of day and day of week)
• Automerge options (never/patch/minor, and dev/runtime dependencies)
• Out-of-range updates (receive only lockfile updates, if desired)

Finally, you can contact us by mentioning @dependabot.

[dependabot-preview]

Superseded by #77.