v0.5.2

Added

• Refactor - extract lambda to function
• Refactor - rename symbol
• Swank action - disassemble
• Swank action - undefine function
• Swank action - unintern symbol function
• Swank action - reevalute defvar

Fixes

• Fixed indentation issues
• Fixed symbol parsing - |123| reported as number
• Fixed #88, #83