Adding closing brace as delimiting character to FullUrlRegEXp

[severusseptimius]

Context

A Debian user reported that URLs contained in BibTeX files are not properly recognized by qterminal, due to the fact that BibTeX uses braces to enclose values. He has proposed a patch to fix this issue, that you might also want to use.

Relevant Debian bug report is here: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=985461

Expected Behavior

URLs should be properly recognized.

Current Behavior

URLs in BibTeX files are not properly recognized.

Possible Solution

This patch proposed by the original reporter of the bug.