Interface methods for the SQLite database.
QSTL instead of STD.
Merge conflict fixed.
QSQL instead of sqlite3.
Merge branch 'master' of https://github.com/pchaigno/ProjetVaR into sqlite
Merge conflict fixed
SQL added to Travis config file
Error detected by Travis: extra qualification in SessionBuilder
Merge conflict fixed
-std param in .pro file removed
Unit tests for the data classes (Portfolio, Report and Asset)
gitignore corrected (build folder)
Unit tests for the SQLite interface
Travis config file updated to run unit tests
main for unit tests corrected to return an accurate status
Missing constructors and overload of operator==
Assets factory done
Complete tests of the database
Errors in the SQL queries to create the tables and on the closure of the connection
Few changes on the data structures: portfolios contain a vector of report's pointers