New config option 'passivemode'

Signed-off-by: Jan Pecha <janpecha@email.cz>
Merge pull request #28 from janpecha/passive-mode

Configurable FTP passive mode
Allows to use both ftp and sftp protocols in the url in the deployment *.ini file [Closes #25]
added support for configuration in PHP file
In php config you can run lambda function with deployment environment. [Closes #26]
add timer [Closes #27]
Fixed file logging
Fixed error message for wrong 'local' [Closes #24]
Reason of upload error is be logged [Closes #19]
log file can be set via configuration [Closes #16]
Released version 1.2
Deployment: correctly upload empty directories