BISERVER-9973 - Schedule name doesn't support special characters.

What was done:
1) all non alphanumeric and nonspace characters

BISERVER-9973 -  Schedule name doesn't support special characters.

What was done:
1) Special symbols except reserved are allowed

BISERVER-9973 - Schedule name doesn't support special characters.

What was done:
1) regular expression changed

BISERVER-9973 - Schedule name doesn't support special characters.

What was done:
1) refactoring
2) added several more prohibited symbols
3) proper encoding of uri parameters

BISERVER-9973 - Schedule name doesn't support special characters.

What was done:
1) added Unit test