update to new .env format

sample.env

@@ -1,75 +1,22 @@
 
-#replace all XXXX with the appropriate values, also you can change the default of those already set
-
-#server
-PORT=80
-LOG_PATH=logs
-ACCESS_METHOD=api/sql/mysql_api
-
-
-#steem
-STEEM_RPC=https://api.steemit.com
-
-
-#site globals - required for server functions and emailing - YOU MUST CHANGE THESE VALUES TO THAT OF YOUR PROJECT
-PROJECT_NAME=XXXX
-#PROJECT_HOMEPAGE=XXXX
-PROJECT_HOMEPAGE=XXXX
-PROJECT_INFO=XXXX
-PROJECT_ADDRESS=XXXX
-PROJECT_EMAIL=XXXX
-PROJECT_COMMUNITY=XXXX
-PROJECT_OWNER=XXXX
-PROJECT_BLOG=XXXX
-
-
 #bot settings
 BOT_ACCOUNT=XXXX
 BOT_KEY=XXXX
-BOT_INTERVAL=1
-UPDATE_BOT_GLOBALS_INTERVAL_MINUTES=4
-
+BOT_INTERVAL=XXXX
+UPDATE_BOT_GLOBALS_INTERVAL_MINUTES=XXXX
 
-#default settings stored in DB - careful, will not override existing settings incase of update
-COMMUNITY_RATE=3
-TEAM_RATE=5
-PROJECT_RATE=10
-CURATOR_RATE=0.1
-COMMON_COMMENT=Nice work. Consider delegating Steem Power to support our work!
-BOT_HOLIDAY=sunday
-HOLIDAY_DAYS=1
-DAILY_CURATION=100
-BOT_MESSAGE=<br/> probing for good content
-VOTE_INTERVAL_MINUTES=5
-#BOT_ACCOUNT - already declared elsewhere
-
-
-#auth settings
+#auth settings. JWT_SECRET is recommended to be 32* characters
 COOKIE_SECRET=XXXX
 JWT_SECRET=XXXX
 
-
-email setting
+#TEST email setting
 EMAIL_PASS=XXXX
 EMAIL_HOST=XXXX
-EMAIL_PORT=587
-
+EMAIL_PORT=XXXX
 
 #owner settings
 OWNER_ACCOUNT=XXXX
 OWNER_EMAIL=XXXX
 OWNER_PASS=XXXX
 
-
-#db
-DB_TYPE=mysql
-DB_CONNECTIONLIMIT=1
-DB_HOST=XXXX
-DB_USER=XXXX
-DB_PASSWORD=XXXX
-DB_DATABASE=XXXX
-DB_MULTIPLESTATEMENETS=XXXX
-
-
-#access key
-API_KEY=true
+DB_STRING=mysql://user:password@host:3306/database?multipleStatements=true&connectionLimit=1