some cleanup

Author: wgzhao

.gitignore

@@ -1,25 +1,12 @@
-# Created by .ignore support plugin (hsz.mobi)
 .DS_Store
 .AppleDouble
 .LSOverride
 Icon
 ._*
-.DocumentRevisions-V100
 .fseventsd
-.Spotlight-V100
-.TemporaryItems
-.Trashes
-.VolumeIcon.icns
-.com.apple.timemachine.donotpresent
-.AppleDB
-.AppleDesktop
-Network Trash Folder
-Temporary Items
-.apdisk
 *.class
 *.log
 *.ctxt
-.mtj.tmp/
 *.jar
 *.war
 *.nar
@@ -28,132 +15,19 @@ Temporary Items
 *.tar.gz
 *.rar
 hs_err_pid*
-.idea/**/workspace.xml
-.idea/**/tasks.xml
-.idea/**/dictionaries
-.idea/**/shelf
-.idea/**/dataSources/
-.idea/**/dataSources.ids
-.idea/**/dataSources.local.xml
-.idea/**/sqlDataSources.xml
-.idea/**/dynamic.xml
-.idea/**/uiDesigner.xml
-.idea/**/dbnavigator.xml
-.idea/**/gradle.xml
-.idea/**/libraries
-cmake-build-debug/
-cmake-build-release/
-.idea/**/mongoSettings.xml
-*.iws
-out/
-.idea_modules/
-atlassian-ide-plugin.xml
-.idea/replstate.xml
-com_crashlytics_export_strings.xml
-crashlytics.properties
-crashlytics-build.properties
-fabric.properties
-.idea/httpRequests
+.idea/
 target/
 pom.xml.tag
 pom.xml.releaseBackup
 pom.xml.versionsBackup
 pom.xml.next
 release.properties
 dependency-reduced-pom.xml
-buildNumber.properties
-.mvn/timing.properties
-!/.mvn/wrapper/maven-wrapper.jar
-.idea
 *.iml
-out
-gen### Python template
 __pycache__/
 *.py[cod]
 *$py.class
-*.so
-.Python
-build/
-develop-eggs/
-downloads/
-eggs/
-.eggs/
-lib/
-lib64/
-parts/
-sdist/
-var/
-wheels/
-*.egg-info/
-.installed.cfg
-*.egg
-MANIFEST
-*.manifest
-*.spec
-pip-log.txt
-pip-delete-this-directory.txt
-htmlcov/
-.tox/
-.coverage
-.coverage.*
-.cache
-nosetests.xml
-coverage.xml
-*.cover
-.hypothesis/
-.pytest_cache/
-*.mo
-*.pot
-*.log
-local_settings.py
-db.sqlite3
-instance/
-.webassets-cache
-.scrapy
-docs/_build/
-target/
-.ipynb_checkpoints
-.python-version
-celerybeat-schedule
-*.sage.py
-.env
-.venv
-env/
-venv/
-ENV/
-env.bak/
-venv.bak/
-.spyderproject
-.spyproject
-.ropeproject
-/site
-.mypy_cache/
-.metadata
-bin/
-tmp/
-*.tmp
-*.bak
-*.swp
-*~.nib
-local.properties
-.settings/
-.loadpath
-.recommenders
-.externalToolBuilders/
-*.launch
-*.pydevproject
-.cproject
-.autotools
-.factorypath
-.buildpath
-.target
-.tern-project
-.texlipse
-.springBeans
-.recommenders/
-.cache-main
-.scala_dependencies
-.worksheet
-.project
-.classpath
 .vscode
+.classpath
+.settings
+.project