EdgeNGramWithPayloadsFilter

See [1].

EdgeNGramWithPayloadsFilter is a EdgeNGramFilter with the support for payloads (EdgeNGramFilter do not keep them in lucene 4.9 / ES 1.3.2). It also add a few features.

Setting	description
min_gram	Default to 1
max_gram	Default to 2
side	Either front or back. Defaults to front.
with_payloads	true to keep payloads, false to get edgengramfilter native.
keep_numbers	true to keep numbers (int, double, float) stay as they are with applying ngrams. That means it parses string to seek for numbers.
keep_under_min	true to keep strings that length are under min_gram.