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我已添加sunspot gem和apache solr的全文搜索。我的项目中有很多新文件。我不知道，是不是，但我COMMITED此文件：我应该提交solr文件吗？
solr/configsets/sunspot/conf/_rest_managed.json
solr/configsets/sunspot/conf/admin-extra.html
solr/configsets/sunspot/conf/currency.xml
solr/configsets/sunspot/conf/elevate.xml
solr/configsets/sunspot/conf/lang/stopwords_en.txt
solr/configsets/sunspot/conf/mapping-ISOLatin1Accent.txt
solr/configsets/sunspot/conf/protwords.txt
solr/configsets/sunspot/conf/schema.xml
solr/configsets/sunspot/conf/scripts.conf
solr/configsets/sunspot/conf/solrconfig.xml
solr/configsets/sunspot/conf/spellings.txt
solr/configsets/sunspot/conf/synonyms.txt
solr/default/core.properties
solr/default/data/index/segments_1
solr/default/data/index/write.lock
solr/development/core.properties
solr/development/data/index/segments_1
solr/development/data/index/write.lock
solr/pids/development/sunspot-solr-development.pid
solr/solr.xml
solr/test/core.properties
solr/test/data/index/segments_1
solr/test/data/index/write.lock
在此之后提交我有文件：
new file: solr/development/data/index/_1.fdt
new file: solr/development/data/index/_1.fdx
new file: solr/development/data/index/_1.fnm
new file: solr/development/data/index/_1.nvd
new file: solr/development/data/index/_1.nvm
new file: solr/development/data/index/_1.si
new file: solr/development/data/index/_1_1.liv
new file: solr/development/data/index/_1_Lucene50_0.doc
new file: solr/development/data/index/_1_Lucene50_0.pos
new file: solr/development/data/index/_1_Lucene50_0.tim
new file: solr/development/data/index/_1_Lucene50_0.tip
new file: solr/development/data/index/_2.fdt
new file: solr/development/data/index/_2.fdx
new file: solr/development/data/index/_2.fnm
new file: solr/development/data/index/_2.nvd
new file: solr/development/data/index/_2.nvm
new file: solr/development/data/index/_2.si
new file: solr/development/data/index/_2_Lucene50_0.doc
new file: solr/development/data/index/_2_Lucene50_0.pos
new file: solr/development/data/index/_2_Lucene50_0.tim
new file: solr/development/data/index/_2_Lucene50_0.tip
new file: solr/development/data/index/segments_5
new file: solr/development/data/tlog/tlog.0000000000000000000
new file: solr/development/data/tlog/tlog.0000000000000000001
new file: solr/development/data/tlog/tlog.0000000000000000002
new file: solr/development/data/tlog/tlog.0000000000000000003
Changes not staged for commit:
(use "git add/rm <file>..." to update what will be committed)
(use "git checkout -- <file>..." to discard changes in working directory)
modified: app/controllers/posts_controller.rb
modified: app/views/posts/index.html.erb
deleted: solr/development/data/index/_2.fdt
deleted: solr/development/data/index/_2.fdx
deleted: solr/development/data/index/_2.fnm
deleted: solr/development/data/index/_2.nvd
deleted: solr/development/data/index/_2.nvm
deleted: solr/development/data/index/_2.si
deleted: solr/development/data/index/_2_Lucene50_0.doc
deleted: solr/development/data/index/_2_Lucene50_0.pos
deleted: solr/development/data/index/_2_Lucene50_0.tim
deleted: solr/development/data/index/_2_Lucene50_0.tip
deleted: solr/development/data/index/segments_1
deleted: solr/development/data/index/segments_5
Untracked files:
(use "git add <file>..." to include in what will be committed)
solr/development/data/index/_4.fdt
solr/development/data/index/_4.fdx
solr/development/data/index/_4.fnm
solr/development/data/index/_4.nvd
solr/development/data/index/_4.nvm
solr/development/data/index/_4.si
solr/development/data/index/_4_Lucene50_0.doc
solr/development/data/index/_4_Lucene50_0.pos
solr/development/data/index/_4_Lucene50_0.tim
solr/development/data/index/_4_Lucene50_0.tip
solr/development/data/index/segments_9
solr/development/data/tlog/tlog.0000000000000000004
solr/development/data/tlog/tlog.0000000000000000005
solr/development/data/tlog/tlog.0000000000000000006
solr/development/data/tlog/tlog.0000000000000000007
我需要的承诺，加的.gitignore，添加到文件我的项目？