Shadows over Soubar v1.15

ToB, BGT, BG2:EE and EET compatible

• Added sos.ini metadata file to support AL|EN's "Project Infinity".
• Added OS control to avoid installing component Remorhaz walking speed adjustment on Mac OS.
• Added DESIGNATED numbers and "shadows_over_soubar", "sos_selence_at_waukeens_promenade_after_meeting_Gaelan" and "sos_remorhaz_walking_speed_adjustment" component LABELS.
• Various bugfixes, as listed in the GitHub commits. 😉
• Added README command in tp2.
• Wrote a new sos-readme-english.html readme file and moved all readme files into new readme folder.
• Included Linux and Mac Os X versions in the same package (thanks AL|EN's Infinity Auto Packager tool!).
• Uploaded mod to official SpellHold Studios GitHub mirror account.