First Query Builder/Expert Mode implementation

app/static/css/queryBuilder.css

app/static/js/CorpusAnalysis/CorpusAnalysisConcordance.js

app/static/js/CorpusAnalysis/QueryBuilder.js

...pusAnalysis/QueryBuilder/ElementReferencesQueryBuilder.js

...rpusAnalysis/QueryBuilder/GeneralFunctionsQueryBuilder.js

...uilder/StructuralAttributeBuilderFunctionsQueryBuilder.js

...ueryBuilder/TokenAttributeBuilderFunctionsQueryBuilder.js

app/templates/corpora/_analysis/_query_builderOLD.html.j2

app/templates/corpora/_analysis/concordance.html.j2

...es/corpora/_analysis/query_builder/_query_builder.html.j2