v1.2.0

• Fixed allocation bug in reverse buffer, issue #253.
• Added if..else as statement (marked if() as deprecated), issue #254.
• Added return as statement (marked return() as deprecated), issue #255.
• Added for..in with break and continue statements, issue #257.
• Fixed memory leak with re-assigning closure variable, issue #259.
• Upgrade to libcleri v1.0.0, issue #263.
• Configurable deep value per scope and changed defaults, issue #261.
• Set time zone per scope instead of collection only, issue #260.
• Syntax changes, pr #264.
• Added dup(..) and copy(..) to set, list and tuple type, issue #265.