added libs and testing db
added a row for science
added a way to access the database
removed declaration in main body
added basic way of adding custom items to database
added method for returning Item from database
finished method for adding items to database
fixed a bug with not opening the database
added method for retreiving other types from database
fixed formatting
separated methods for creating different objects
changed jdbc version
added way to insert equipment
added path for development and release for database
Merge pull request #66 from TomaQ/18_add_database

18 add database