replace references to delphi.cmu.edu/epidata with api.delphi.cmu.edu/epidata (#1164)

* update code & documentation references to 'api.delphi.cmu.edu/epidata'

---------

Co-authored-by: Kathryn M Mazaitis <krivard@cs.cmu.edu>

Author: melange396

docs/api/README.md

@@ -70,7 +70,7 @@ Please note that our `endpoint` parameters were previously referenced as `source
 
 # The API
 
-The base URL is: https://delphi.cmu.edu/epidata/
+The base URL is: https://api.delphi.cmu.edu/epidata/
 
 ## Specifying Epiweeks, Dates, and Lists
 
@@ -154,7 +154,7 @@ The parameters available for each source are documented in each linked source-sp
 # Example URLs
 
 ### FluView on 2015w01 (national)
-https://delphi.cmu.edu/epidata/fluview/?regions=nat&epiweeks=201501
+https://api.delphi.cmu.edu/epidata/fluview/?regions=nat&epiweeks=201501
 
 ```json
 {
@@ -184,7 +184,7 @@ https://delphi.cmu.edu/epidata/fluview/?regions=nat&epiweeks=201501
 ```
 
 ### Wikipedia Access article "influenza" on 2020w01
-https://delphi.cmu.edu/epidata/wiki/?language=en&articles=influenza&epiweeks=202001
+https://api.delphi.cmu.edu/epidata/wiki/?language=en&articles=influenza&epiweeks=202001
 
 ```json
 {

docs/api/afhsb.md

@@ -19,7 +19,7 @@ General topics not specific to any particular endpoint are discussed in the
 
 # The API
 
-The base URL is: https://delphi.cmu.edu/epidata/afhsb/
+The base URL is: https://api.delphi.cmu.edu/epidata/afhsb/
 
 See [this documentation](README.md) for details on specifying epiweeks, dates, and lists.
 

docs/api/api_keys.md

@@ -44,21 +44,21 @@ there are several ways to use your key to authenticate your requests:
 The request parameter “api_key” can be used to pass the API key to the server.
 Example:
 
-    http://delphi.cmu.edu/epidata/covidcast/meta?api_key=your_api_key_here
+    https://api.delphi.cmu.edu/epidata/covidcast/meta?api_key=your_api_key_here
 
 ### Via Basic Authentication
 
 Another method is using the HTTP basic authorization header with the username
 "epidata" and the API key as the password. Example:
 
 ```
-curl -u 'epidata:your_api_key_here' https://delphi.cmu.edu/epidata/covidcast/meta
+curl -u 'epidata:your_api_key_here' https://api.delphi.cmu.edu/epidata/covidcast/meta
 ```
 
 ### Via Bearer Token
 
 Another method is providing the key in a bearer token header. Example:
 
 ```
-curl -H 'Authorization: Bearer your_api_key_here' https://delphi.cmu.edu/epidata/covidcast/meta
+curl -H 'Authorization: Bearer your_api_key_here' https://api.delphi.cmu.edu/epidata/covidcast/meta
 ```

docs/api/cdc.md

@@ -19,7 +19,7 @@ General topics not specific to any particular endpoint are discussed in the
 
 # The API
 
-The base URL is: https://delphi.cmu.edu/epidata/cdc/
+The base URL is: https://api.delphi.cmu.edu/epidata/cdc/
 
 See [this documentation](README.md) for details on specifying epiweeks, dates, and lists.
 

docs/api/covid_hosp.md

@@ -46,7 +46,7 @@ dataset was published by HHS.
 
 # The API
 
-The base URL is: https://delphi.cmu.edu/epidata/covid_hosp_state_timeseries/
+The base URL is: https://api.delphi.cmu.edu/epidata/covid_hosp_state_timeseries/
 
 See [this documentation](README.md) for details on specifying locations and dates.
 
@@ -82,7 +82,7 @@ If `issues` is not specified, then the most recent issue is used by default.
 # Example URLs
 
 ### MA on 2020-05-10 (per most recent issue)
-https://delphi.cmu.edu/epidata/covid_hosp_state_timeseries/?states=MA&dates=20200510
+https://api.delphi.cmu.edu/epidata/covid_hosp_state_timeseries/?states=MA&dates=20200510
 
 ```json
 {

docs/api/covid_hosp_facility.md

@@ -37,7 +37,7 @@ HHS. New versions are expected to be published roughly weekly.
 
 # The API
 
-The base URL is: https://delphi.cmu.edu/epidata/covid_hosp_facility/
+The base URL is: https://api.delphi.cmu.edu/epidata/covid_hosp_facility/
 
 See [this documentation](README.md) for details on specifying locations and dates.
 
@@ -87,7 +87,7 @@ has been renamed here for clarity.
 # Example URLs
 
 ### Moses Taylor Hospital (Scranton, PA) on the first collection week of December 2020 (per most recent issue)
-https://delphi.cmu.edu/epidata/covid_hosp_facility/?hospital_pks=390119&collection_weeks=20201201-20201207
+https://api.delphi.cmu.edu/epidata/covid_hosp_facility/?hospital_pks=390119&collection_weeks=20201201-20201207
 
 ```json
 {

docs/api/covid_hosp_facility_lookup.md

@@ -30,7 +30,7 @@ This data source provides metadata about healthcare facilities in the US.
 
 # The API
 
-The base URL is: https://delphi.cmu.edu/epidata/covid_hosp_facility_lookup/
+The base URL is: https://api.delphi.cmu.edu/epidata/covid_hosp_facility_lookup/
 
 See [this documentation](README.md) for details on specifying locations and dates.
 
@@ -72,7 +72,7 @@ Use the `hospital_pk` value when querying
 # Example URLs
 
 ### Lookup facilities in the city of Southlake (TX)
-https://delphi.cmu.edu/epidata/covid_hosp_facility_lookup/?city=southlake
+https://api.delphi.cmu.edu/epidata/covid_hosp_facility_lookup/?city=southlake
 
 ```json
 {

docs/api/covidcast.md

@@ -92,7 +92,7 @@ sources and signals.
 ## Constructing API Queries
 
 The COVIDcast API is based on HTTP GET queries and returns data in JSON form.
-The base URL is `https://api.covidcast.cmu.edu/epidata/covidcast/`.
+The base URL is `https://api.delphi.cmu.edu/epidata/covidcast/`.
 
 See [this documentation](README.md) for details on specifying epiweeks, dates,
 and lists.
@@ -207,7 +207,7 @@ The `fields` parameter can be used to limit which fields are included in each re
 
 ### Facebook Survey CLI on 2020-04-06 to 2010-04-10 (county 06001)
 
-https://api.covidcast.cmu.edu/epidata/covidcast/?data_source=fb-survey&signal=smoothed_cli&time_type=day&geo_type=county&time_values=20200406-20200410&geo_value=06001
+https://api.delphi.cmu.edu/epidata/covidcast/?data_source=fb-survey&signal=smoothed_cli&time_type=day&geo_type=county&time_values=20200406-20200410&geo_value=06001
 
 ```json
 {
@@ -229,7 +229,7 @@ https://api.covidcast.cmu.edu/epidata/covidcast/?data_source=fb-survey&signal=sm
 
 ### Facebook Survey CLI on 2020-04-06 (all counties)
 
-https://api.covidcast.cmu.edu/epidata/covidcast/?data_source=fb-survey&signal=smoothed_cli&time_type=day&geo_type=county&time_values=20200406&geo_value=*
+https://api.delphi.cmu.edu/epidata/covidcast/?data_source=fb-survey&signal=smoothed_cli&time_type=day&geo_type=county&time_values=20200406&geo_value=*
 
 ```json
 {

docs/api/covidcast_meta.md

@@ -13,7 +13,7 @@ geographic levels at which they are reported.
 
 ## The API
 
-The base URL is: https://api.covidcast.cmu.edu/epidata/covidcast_meta/
+The base URL is: https://api.delphi.cmu.edu/epidata/covidcast_meta/
 
 See [this documentation](README.md) for details on specifying epiweeks, dates, and lists.
 
@@ -45,7 +45,7 @@ None required.
 
 ## Example URLs
 
-https://api.covidcast.cmu.edu/epidata/covidcast_meta/
+https://api.delphi.cmu.edu/epidata/covidcast_meta/
 
 ```json
 {

docs/api/delphi.md

@@ -19,7 +19,7 @@ General topics not specific to any particular endpoint are discussed in the
 
 # The API
 
-The base URL is: https://delphi.cmu.edu/epidata/delphi/
+The base URL is: https://api.delphi.cmu.edu/epidata/delphi/
 
 See [this documentation](README.md) for details on specifying epiweeks, dates, and lists.
 
@@ -58,7 +58,7 @@ See [this documentation](README.md) for details on specifying epiweeks, dates, a
 # Example URLs
 
 ### Delphi on 2020w01 (EC)
-https://delphi.cmu.edu/epidata/delphi/?system=ec&epiweek=202001
+https://api.delphi.cmu.edu/epidata/delphi/?system=ec&epiweek=202001
 
 ```json
 {