Small enhancements for Do-compile:  - add version number to build log files (e.g. Logs/build-4.1-standard.log)  - add host name and uname to Subject line of build failure mails    (e.g. "Subject: build(Linux): mysql-4.1-standard compilation failed")
Small enhancements for Do-compile:
 - add version number to build log files (e.g. Logs/build-4.1-standard.log)
 - add host name and uname to Subject line of build failure mails
   (e.g. "Subject: build(Linux): mysql-4.1-standard compilation failed")

 -> Please merge with all other trees!


Build-tools/Do-compile:
  Small enhancements:
   - add version number to build log files (e.g. Logs/build-4.1-standard.log)
   - add host name and uname to Subject line of build failure mails
     (e.g. "Subject: build(Linux): mysql-4.1-standard compilation failed")

natsys/mariadb_10.2,davidl-zend/zenddbi,flynn1973/mariadb-aix,natsys/mariadb_10.2,davidl-zend/zenddbi,flynn1973/mariadb-aix,natsys/mariadb_10.2,ollie314/server,flynn1973/mariadb-aix,natsys/mariadb_10.2,ollie314/server,natsys/mariadb_10.2,flynn1973/mariadb-aix,davidl-zend/zenddbi,ollie314/server,davidl-zend/zenddbi,davidl-zend/zenddbi,slanterns/server,natsys/mariadb_10.2,natsys/mariadb_10.2,flynn1973/mariadb-aix,ollie314/server,flynn1973/mariadb-aix,flynn1973/mariadb-aix,flynn1973/mariadb-aix,flynn1973/mariadb-aix,davidl-zend/zenddbi,davidl-zend/zenddbi,ollie314/server,ollie314/server,flynn1973/mariadb-aix,ollie314/server,davidl-zend/zenddbi,ollie314/server,natsys/mariadb_10.2,davidl-zend/zenddbi,davidl-zend/zenddbi,natsys/mariadb_10.2,ollie314/server,davidl-zend/zenddbi,ollie314/server,natsys/mariadb_10.2,ollie314/server,flynn1973/mariadb-aix,natsys/mariadb_10.2