MathExpressionParser v1.1.0

✅ Features released:

• Make all identifier names match the pattern [a-z_][a-zA-Z0-9_]*
• Rollback making ^ xor, this is now back at its pow function, xor() got introduced
• Add ExecutionEnv::insertIfAbsent and overloads
• Add ExecutionEnv::removeSymbol

⚠️ Breaking changes:

• Renaming of @Experimental functions

Planned changes:

• Improve the design around doubles, not everything in math is a number, maybe add matrices or something?

Full Changelog: v1.0.2...v1.1.0