First draft on filtered queries

## v0.2.0001
## for ticket [163]
Parsing query almost solved.

## v0.2.0002
## for ticket [163]
Refactoring creation of instances

## v0.2.0101
## for ticket [164]
To greatly improve performance
LnQuery instances optimized.

## v0.2.0104
## for ticket [164]
This is a side development of Issue [163]
Filter by Company OK

## v0.2.0203
## for ticket [163]
Ready to merge back to master
Merge pull request #3 from rodrigodub/follow_link

Follow link