No longer restrict to using only 1 openblas thread on mac, since #3369 is fixed.

Author: ViralBShah

contrib/mac/app/script

@@ -29,7 +29,7 @@ osascript 2>&1>/dev/null <<EOF
     if (ProcessList contains "Terminal") or ((count of every window) is less than 1) then
       tell application "System Events" to tell process "Terminal" to keystroke "n" using command down
     end if
-    do script ("exec bash -c \"PATH='${ROOT}/julia/bin:${PATH}' OPENBLAS_NUM_THREADS=1 FONTCONFIG_PATH='${ROOT}/julia/etc/fonts' GIT_EXEC_PATH='${ROOT}/julia/libexec/git-core' GIT_TEMPLATE_DIR='${ROOT}/julia/share/git-core' exec '${ROOT}/julia/bin/julia'\"") in front window
+    do script ("exec bash -c \"PATH='${ROOT}/julia/bin:${PATH}' FONTCONFIG_PATH='${ROOT}/julia/etc/fonts' GIT_EXEC_PATH='${ROOT}/julia/libexec/git-core' GIT_TEMPLATE_DIR='${ROOT}/julia/share/git-core' exec '${ROOT}/julia/bin/julia'\"") in front window
   end tell
 EOF