v1.4.0 Preview 1

What's Changed

• Create install.sh by @e6nlaq in #201
• Added new function "goto" by @e6nlaq in #209
• Added power sign "^". by @e6nlaq in #210
• Resolved configuration file-related freezes by @e6nlaq in #212
• Add comment to main.cpp (Japanese) by @e6nlaq in #214
• Added new function "sh" by @e6nlaq in #215
• Changed all source code to UTF-8 with BOM by @e6nlaq in #217
• Added permanent loop "forever" by @e6nlaq in #218
• Aqua v1.4.0 Preview 1 is released by @e6nlaq in #220

Full Changelog: v1.3.1...v1.4.0-pre1