D-Net

[Trunk | Admin Tools Library]:
1. MailConfig.java: Added field "sslProtocols".
2. AdminToolsLibraryCheckDeployController.java: Expose property "admintoolslibrary.mail.sslProtocols".
3. EmailSender.java: Set "mail.smtp.ssl.protocols" with value from property "admintoolslibrary.mail.sslProtocols", if it is not null.

[Trunk | Admin Tools Library]:
1. AdminToolsLibraryCheckDeployController.java: [Bug fix] In health-check/advanced method, show "admintoolslibrary.mail.from" property correctly (it showed "auth" property).
2. EmailSender.java: Spelling error fix "Email could not be sent.".

[Trunk | Admin Tools Library]: Added properties.put("mail.smtp.ssl.protocols", "TLSv1.2"); if(mailConfig.getHost().equals("smtp.gmail.com")) (only for dev).

[Trunk | Admin tools library Service]: Initial commit of project - Common files & methods copied from admin tools service.
1. Entities: common entities are Community, Entity, Page, DivId, PageHelpContent, DivHelpContent (+ fullEntities), email: Email, EmailRecaptcha, GoogleResponse....