SL-13705 - added --deleted option to collect info on no-longer-needed text in translated files. Processing needs to be automated as the list is unfeasibly long.

SL-13705 - language list defaults to the standard supported set of FR, ES, IT, PT, JA, DE. '--lang all' will also use this list

SL-13705 - lock all columns except C in the excel file (apparently google sheets does not respect this setting on import)

following promotion of DRTVWR-501

to reflect previous commit and use correct pool size

following promotion of DRTVWR-476

This reverts commit bf999f2f due to revert of updater, this will be moved to separate 'epic' instead

This fails at teamcity due to missing LLTrans, but builds locally without issues. Reverting to not hold D501

This reverts commit 31d9930a.

Nat's suggested improvement to LLThreadSafeQueue that takes account of queue being empty as well as the status flag condition

Get rid of that ugly '#pragma clang diagnostic ignored "-Wdelete-incomplete"' by making sure the delete always happens inside llview.cpp, where the type of LLView is known.

Updated nghttp2 to codeticket version 545354
Updated boost to codeticket version 545361
Updated colladadom to codeticket version 545362
Updated googlemock to codeticket version 545363
Updated curl to codeticket version 545369