cleaning
new code structure, support PS 1.4

Log folder for log files;
Import folder - CSV files;
Update Description
EAN mode, vars names, log missed products in DB

checkbox value changed to 1, move log and csv files to subfolders, more
string localisation
missing $numer parameter
Easy type columns in csv file

Version 4321
- four columns
- three combinations
- two min columns required
- one - name is never use to update DB
Fix update stock for attributes. Elastic columns

Now work with all combinations of CSV structure!
Fixed error with updating stocks for products with attributes.
Still need full translation switch.
Bump version
fix panels
remove update mode, now can search missing items in DB
clean
Enable filter for missing products
db, missing items counter work with filter
Enabled for PS 1.5.4, Bootstrap look for PS 1.5
new version