* added _safeTransferFrom function
* added safeMint functions
* added package-lock.json for consistency, don't know why it changes
* added initial suggestions/modifications
* change _safeTransferFrom to internal, reverted package-lock.json to original, and changed ERC721Pausable to override _transferFrom instead of transferFrom
* included tests for safeMint functions
* modified safeMint tests to be on ERC721Mock contract
* added safeMint to ERC721Mintable & respective test to ERC721MintBurn.behavior.js
* replacing all instances of from: anyone with from: other
* replacing all instances of from: anyone with from: other
* replacing all instances of from: anyone with from: other
* changing anyone to other
* changing anyone to other
* Added inTransaction tests.
* Added expectEvent.inConstructor.
* Changed inTransaction, removed decodeLogs.
* Flipped comparison to improve the error message.
* Improved expectEvent tests.
* Migrated tests to use expectEvent.
* Added roles constructor tests.
* Fixed linter errors.
* Made lodash a dev dependency.
* Added more inLogs tests.
* Update expectEvent.test.js
* Removed lodash.
* Moved role constructor tests to public role behavior.
* Revert "Flipped comparison to improve the error message."
This reverts commit 438c57833d.
* Replaced chai-as-promised with shouldFail.
* 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
