* Moved Escrows into an escrow subdirectory, improved docs.

* Fixed escrow mock.

* Fixed some more imports.

* added function to renounce ownership

* Make state variables private (#1411)

* fixes #1414

* use prefix underscore for internal state variables

* make _supportedInterfaces private

* Removed unused advanceToBlock.

* Added advanceBlock tests.

* Fixed advanceToBlock tests.

* Added single argument tests.

* Finished inLogs tests.

* Fixed linter errors.

* Fixed linter errors.

* signing prefix added

* Minor improvement

* Tests changed

* Successfully tested

* Minor improvements

* Minor improvements

* Revert "Dangling commas are now required. (#1359)"

This reverts commit a6889776.

* updates

* fixes #1391

* Replaced assertJump, assertRevert and expectThrow with shouldFail.

* Fixed linter errors.

* Fixed typo.

* Made the helpers async.

* signing prefix added

* Minor improvement

* Tests changed

* Successfully tested

* Minor improvements

* Minor improvements

* Revert "Dangling commas are now required. (#1359)"

This reverts commit a6889776.

* updates

* fixes #1206

* signing prefix added

* Minor improvement

* Tests changed

* Successfully tested

* Minor improvements

* Minor improvements

* Revert "Dangling commas are now required. (#1359)"

This reverts commit a6889776.

* updates

* fixes #1392

* event tests added

* constructor event added

*     Add Arrays library with unit tests (#1209)

    * prepared due to snapshot token requirements
    * add library with method to find upper bound
    * add unit test for basic and edge cases

* Imporove documentation for Arrays library

Simplify Arrays.test.js to use short arrays as test date

* Added comment for uint256 mid variable.
* Explaned why uint256 mid variable calculated as Math.average is safe to use as index of array.

* signing prefix added

* Minor improvement

* Tests changed

* Successfully tested

* Minor improvements

* Minor improvements

* Revert "Dangling commas are now required. (#1359)"

This reverts commit a6889776.

* updates

* fixes #1384

* introduced claimable and cancelBounty

* cancelBounty tests

* Update BreakInvariantBounty.test.js

* separate part of ERC721Mintable into ERC721MetadataMintable

* remove mint and burn from 721 tests

* Fixed linter error.

* fix ERC721 mint tests

* Minor fixes.

* signing prefix added

* Minor improvement

* Tests changed

* Successfully tested

* Minor improvements

* Minor improvements

* Revert "Dangling commas are now required. (#1359)"

This reverts commit a6889776.

* updates

* fixes #1200

* suggested change

* fixes #1372

* done in ERC20Capped and ERC20Mintable

* add note about compiling artifacts to release notes

* add explanation of truffle bug

* Update issue templates

* improve pull request template

* remove previous issue template

* signing prefix added

* Minor improvement

* Tests changed

* Successfully tested

* Minor improvements

* Minor improvements

* Revert "Dangling commas are now required. (#1359)"

This reverts commit a6889776.

* updates

* fixes #1356

* Removed extra semicolon.

* signing prefix added

* Minor improvement

* Tests changed

* Successfully tested

* Minor improvements

* Minor improvements

* Revert "Dangling commas are now required. (#1359)"

This reverts commit a6889776.

* updates

* fixes #1371

* Removed extra whitespace

* signing prefix added

* Minor improvement

* Tests changed

* Successfully tested

* Minor improvements

* Minor improvements

* Revert "Dangling commas are now required. (#1359)"

This reverts commit a6889776.

* fixex #1355

* linting

* suggested changes

* Update BreakInvariantBounty.test.js

* signing prefix added

* Minor improvement

* Tests changed

* Successfully tested

* Minor improvements

* Minor improvements

* Revert "Dangling commas are now required. (#1359)"

This reverts commit a6889776.

* fixes #1358

* linting done

* suggested changes

* add test for msg.data too short

* fix test to hit that branch

* Update SignatureBouncer.test.js

* Add BigNumber support to expectEvent/inLogs (#1026)

* switched direct logs array check to expectEvent method in AllowanceCrowdsale.test.js

* Refactor expectEvent.inLogs function to use simple value number check

* Introduced should.be.bignumber method to compare BigNumber values

* Use expectEvent to test logs (#1232)

* Removed trailing space

* fix: refactor sign.js and related tests

* fix: remove unused dep

* fix: update package.json correctly

* Add missing tests to ECRecovery

* fix lint

* Reorganize the tests

* Reuse signature

* fix static errors

* Apply suggestions by @frangion and @nventuro

* Remove only

* More suggestions

* Remove unnecessary max-len

* remove only