v0.6.0

Chain v0.6.0

Diff since v0.5.0

Merged pull requests:

• Test against correct result (#47) (@jcunwin)
• catch case with only linenumbernode (#53) (@jkrumbiegel)
• Simplify chain logic (#54) (@jkrumbiegel)

Closed issues:

• allowing assignments to variables (#33)
• Single call inline chain fails (#51)