Version 4.5.1: Euphemistic Eucalyptus

• Fix default network (should be mainnet not Rinkeby)
• Fix Sentry automated error reporting endpoint

Version 4.4.0: Dapper Dingo

• Internationalization: Taiwanese, Thai, Slovenian
• Fixes bug where MetaMask would not open once its storage grew too large.
• Updates design of new-ui Add Token screen
• New-ui can send to ens addresses
• Update new-ui button styles
• Signed-type-data notification handles long messages
• Popup extension in new-ui uses new on-boarding designs
• Buy ether step of new-ui on-boarding uses new buy ether modal designs

Version 4.3.0: Cultural Caracal

• (beta) Add internationalization support! Includes translations for 13 (!!) new languages: French, Spanish, Italian, German, Dutch, Portuguese, Japanese, Korean, Vietnamese, Mandarin, Hindi, Tagalog, and Russian! Select "Try Beta" in the menu to take them for a spin. Read more about the community effort here
• No longer uses nonces specified by the dapp
• Will now throw an error if the to field in txParams is not valid.
• Will strip null values from the to field.
• (beta) No longer shows token confirmation screen when performing a non-send
• (beta) Fixes bug where tx data was nullified when repricing a tx
• Fix flashing Login screen after logging in or restoring from seed phrase.
• Increase tap areas for menu buttons on mobile
• Change all fonts in new-ui onboarding to Roboto, size 400
• Add a welcome screen to new-ui onboarding flow
• Make new-ui create password screen responsive
• Hide network dropdown before account is initialized
• Fix bug that could prevent MetaMask from saving the latest vault.

Version 4.2.0: Blazing Baboon

• Replace "Loose" wording to "Imported".
• Replace "Unlock" wording with "Log In".
• Add Imported Account disclaimer.
• Allow adding custom tokens to classic ui when balance is 0
• Allow editing of symbol and decimal info when adding custom token in new-ui
• NewUI shapeshift form can select all coins (not just BTC)
• Add most of Microsoft Edge support.

Version 4.1.3: Alphabetical Armadillo

• Ensure MetaMask's inpage provider is named MetamaskInpageProvider to keep some sites from breaking.
• Add retry transaction button back into classic ui.

Version 4.1.2: Apologetic Apex Predator

• Actually includes all the fixes mentioned in 4.1.1 (sorry)

Version 4.1.1: Ardent Aardvark

• Fix "Add Token" screen referencing missing token logo urls
• Prevent user from switching network during signature request
• Fix misleading language "Contract Published" -> "Contract Deployment"
• Fix cancel button on "Buy Eth" screen
• Improve new-ui onboarding flow style

Version 4.1.0: Adventurous Alpaca

• Report failed txs to Sentry with more specific message
• Fix internal feature flags being sometimes undefined
• Standardized license to MIT
• Introduce new MetaMask user interface.

Version 3.14.2: Pie Plus One

• Fix bug where log subscriptions would break when switching network.
• Fix bug where storage values were cached across blocks.
• Add MetaMask light client testing container

Version 3.14.1: Pie Pie Pie!

• Removed unneeded data from storage
• Add a "reset account" feature to Settings
• Add warning for importing some kinds of files.
• Scrollable Setting view for Firefox.