0.4.0

• Added new string comparison operators: =^, ==^, =$, ==$, =*, ==* #56
• Added ability to use multiline string as path #56
• Added ability to use null as a literal inside expressions #68
• Fixed an issue with selecting null values #65
• Enabled strict mode

0.3.4

• The bug with endwith operator was fixed (#59)

0.3.3

• The bug with wrong order of arithmetic operations was fixed (#44)

0.3.2

• The ability to use @ as a part of substitution name was added

0.3.1

• The bug with an unexpected data mutation was fixed (#33)

0.3.0

• The ability to use substitutions as path roots was added (#30)
• The ability to use path concatenation as a top-level expression was added (#29)
• The ability to use nested and grouped path concatenations was added
• Some performance improvements were added
• Corresponding error message in case of unexpected string literal was added

0.2.14

• CommonJS environment detection became more accurate (#28)
• bower.json was added

0.2.13

• ability to escape chars in strings was added (#26)