New DCS Stable Update 2.8.7

New DCS Stable Update 2.8.7

+All planes state 2.8.7.42718

+Add MB-339 - Finished
+Add F-15E

Changelog Planes:
#A-10C - Improvement for ARC-210 incl. Frequency Export
#AH-64D - Fix Chaff/Flare Count issue
#AJS37 - Fix for #170; add missing gauges
#C-101 - add New Lamps
#F-16 - typo fix at EMERG_STRORE_JETT -> EMERG_STORE_JETT
#Gazelle - fix for UHF Buttons
#M-2000C - fix for #176; Add Total Fuel and Jauge Export as String
#Mig-21 - Poti Fix
#MirageF1 - add missing AN/ALE-40; add missing EE variant
#P-47 - fix for #174
#Yak-52 - fix for Gyro

Changelog BIOS:
#Update README.adoc
#Update jquery to 3.7.0
#Add links to arduino examples and Bort
#Userguide Fixes for #165
#cleanup - whitespaces
#Add round function to DCS-BIOS Util