Added TA-Lib URL for php/doc-en#4462

Author: philip

entities/global.ent

@@ -489,6 +489,7 @@
 <!ENTITY url.tidy.conf "http://api.html-tidy.org/#quick-reference">
 <!ENTITY url.tidy5 "http://www.html-tidy.org/">
 <!ENTITY url.tidyp "https://github.com/petdance/tidyp">
+<!ENTITY url.trader.lib "https://ta-lib.org/">
 <!ENTITY url.net-snmp "http://www.net-snmp.org/">
 <!ENTITY url.ui.libui "https://github.com/andlabs/libui">
 <!ENTITY url.ultimatezip "http://www.ultimatezip.com/">