Created non-concurrent request groups.

development.env

@@ -25,6 +25,8 @@ API_MAP_KEY=(your-key-here)
 #=============== SCRAPER API SUPORT =============#
 USE_SCRAPER_API= To turn it on (1) or off (0)
 SCRAPER_API_KEY= Key for Scraper api 
+NUMBER_OF_CONCURRENT_REQ_SCRAPER_API= Number of requests to send concurrently to Srcaper API proxy
+DELAY_BETWEEN_REQ_SCRAPER_API= time in miliseconds to wait before sending next req  bulk to awoid server errors with Scraper API
 
 #=============== AWS SDK EMAIL SETTINGS =======#
 AWS_KEY_ID=(your-key-here)
@@ -36,6 +38,7 @@ SOURCE_EMAIL=info@saburly.com
 CRAWLER_INTERVAL=Interval to run cralwer(s), in seconds
 STOP_CRAWLER=Non-zero value will skip crawler execution
 PRINT_CRAWLER_DEBUG_INFO=Non-zero value will print crawler debugging info to the server console
+
 #==OLX==
 OLX_MAX_PAGES=Restrict crawler to this number of pages
 OLX_MAX_RESULTS_PER_PAGE=Only this number or less results from one page will be scraped and saved
@@ -43,7 +46,6 @@ OLX_CRAWLER_AD_TYPE=enum name of what type of ads should be crawled, check commo
 OLX_CRAWLER_AD_CATEGORIES=comma separated list of enum names of categories to be included, check common/enums.js file for valid values
 OLX_IGNORED_USERNAMES=comma separated list of usernames to ignore
 OLX_DELAY_BETWEEN_PAGES=time in miliseconds to wait before indexing next page
-OLX_DELAY_BETWEEN_ADS = time in miliseconds to wait before scraping next add to awoid server errors with Scraper API
 OLX_FORCE_CRAWL=Non-zero value will force crawler to crawl all pages without stopping when known real estate is found
 
 #==RENTAL==