Fix a possible crash in TL_Gemini during batch splicing

TL Gemini 1.2: Moved most of the prompt to system instructions

Updated readme

Updated the README

Fix a possible flaw in load_backup()

NScripter: Fix single byte being applied to caption

NScripter: Fix a bug causing some lines to not be parsed

Critical fix for local strings in some tools

UI: Fix CTRL+F not working due to content-visibility

NScripter: Fix single byte mode not applied to function parameters