Reverting #41: cannot use UserDao for storing SSL keys in preferences

Revert "#41 Making non SSL datasource connections work even without the custom SSL Connection factory in the root folder"

This reverts commit 45dc9cd82187f76e673df082c40ce82e97dbe708.

Revert "#41 Fixing compilation issue after refactoring of ignored tests (tests only used in development mode, not for non regression)"

This reverts commit 538d03b341ded616199ad1838d89512470e0d943.

Revert "#41 Using SSL keystores stored in Codenvy user preferences"

This reverts commit ee6c85c0bf7ca782c3811e6aa0268849eabf09e0.

Revert "#41 Persisting keystores in user preferences. Updating Preferences UI"

This reverts commit 589b5822f4f90c6cd8c1cbcea34055af38f1f9cf.

Revert "#41 Fixing SSL pref UI upload dialog box"

This reverts commit fa7595082b897939386c3433c9e13c7c6d60969b.

Revert "#41 fix reload of sslsocketfactory"

This reverts commit 0bb34437a648b9421b3d65857938fc8da8569cd0.