ASCE7-16 Supplement 3 and ASCE41-17 Supplement 3

Add the subject reference documents and web services to the available composite endpoints.

ASCE7-16

1. Change service name to "asce7-16s3" (but keep a copy of the current service for reproducibility).
2. Change fa and fv such that they match the values from the NEHRP-2015 service.
3. Add new sm1_exception=sm11.5 and sd1_exception=sd11.5.
4. Change basis for twoPeriodDesignSpectrum and twoPeriodMCErSpectrum to new sd1_exception and sm1_exception, respectively (in addition to unchanged sds and sms).

ASCE41-17

1. Same as ASCE7-16 1 above, except "asce41-17s3".
2. Same as ASCE7-16 2 above.
3. Add fa_note and fv_note like in the ASCE7-16 and NEHRP-2015 services (i.e., "See ASCE7-16 Section 11.4.8").
4. Same as ASCE7-16 3 above, except sx1_exception=sx1*1.5.
5. Same as ASCE7-16 4 above, except horizontalSpectrum from sx1_exception.
6. Add QC.