Add an example loader

Some files are hardcoded. We leave this to future work.
Simplify the code when loading changes into the graph
Delete white spaces and tabulations
Delete the useless commented line when loading changes into the graph
Delete the conditionnal block that does not scan the graph in the order of the input text/english_sentence
add position and length of token for component firstname and lastname
in EntityFeature, protect position and length with flag hasLength
Output the second, the third and the fourth colomn of the conll output file
Correct Lefff  to write  œuvre instead of   oeuvre
Allow too detect locations with multiple  capitalized words, thus t_capital_small
Browse each sentence twice : first to get the index of dependency target of the current token, then to print it when on the current token
Correct a syntax error in dot graph output
add http limaserver with method extractEN
Adapt several tests  to Lima Libre  tagset
Adapt to Lima Libre  tagset
Adapt to Lima Libre tagset and new  debug messages
Adapt to Lima Libre  tagset
Remove 'seconde'  from unit  triggers

It introduces too much ambiguity.
'Est' is a  proper  noun. Capitalize  it.

Avoids  also the ambiguity with the être verb form.
Correct compound tenses extraction

And new cmake  rules for handling not compiled files changes.