cleanup code and commit

Add fews scripts and instructions to cleanup messy things. THX to milescellar and sijad!

.editorconfig

@@ -0,0 +1,15 @@
+root = true
+
+[*]
+charset = utf-8
+end_of_line = lf
+indent_size = 2
+indent_style = space
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+[*.{json,php}]
+indent_size = 4
+
+[*.md]
+trim_trailing_whitespace = false

.gitattributes

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+# Defining attributes per path
+# https://git-scm.com/docs/gitattributes
+
+# Automatically normalize line endings for all text-based files
+* text=auto
+
+# This attribute sets a specific line-ending style to be used in the working directory
+.*     text eol=lf
+*.js   text eol=lf
+*.json text eol=lf
+*.md   text eol=lf
+*.php  text eol=lf
+*.sh   text eol=lf
+*.svg  text eol=lf
+*.yml  text eol=lf
+
+# Files and directories with this attribute won't be added to archive files
+.editorconfig      export-ignore
+.gitattributes     export-ignore
+.gitignore         export-ignore
+.styleci.yml       export-ignore
+.travis.yml        export-ignore
+/.github           export-ignore
+CHANGELOG.md       export-ignore
+CODE_OF_CONDUCT.md export-ignore
+CONTRIBUTING.md    export-ignore
+README.md          export-ignore
+/scripts           export-ignore

.gitignore

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+# Specifies intentionally untracked files to ignore
+# https://git-scm.com/docs/gitignore
+
+# Composer files
+/vendor
+composer.phar
+
+# Linux files
+.directory
+.fuse_hidden*
+.nfs*
+.Trash-*
+*~
+
+# macOS files
+._*
+.apdisk
+.AppleDB
+.AppleDesktop
+.AppleDouble
+.com.apple.timemachine.donotpresent
+.DocumentRevisions-V100
+.DS_Store
+.fseventsd
+.LSOverride
+.Spotlight-V100
+.TemporaryItems
+.Trashes
+.VolumeIcon.icns
+Icon
+Network Trash Folder
+Temporary Items
+
+# Windows files
+[Dd]esktop.ini
+*.lnk
+*.stackdump
+$RECYCLE.BIN/
+ehthumbs_vista.db
+ehthumbs.db
+Thumbs.db

.styleci.yml

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+preset: recommended
+
+risky: false

.travis.yml

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+language: bash
+
+before_script:
+  - go get github.com/sijad/yaml-translation-utils/yamllinter
+
+script:
+  - bash scripts/linter.sh
+
+notifications:
+  email:
+    on_failure: change
+

scripts/linter.sh

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+if ! [ -x "$(command -v yamllinter)" ]; then
+  echo 'Error: yamllinter is not installed.' >&2
+  exit 1
+fi
+
+GREEN='\033[0;32m'
+RED='\033[0;31m'
+NC='\033[0m'
+
+cd "./locale"
+
+RC=0
+
+for r in *.yml
+do
+  [ "$r" != "validation.yml" ] || continue
+
+  echo "Checking $r:"
+
+  yamllinter --file "$r" --level 2
+
+  if [ $? -eq 1 ]; then
+    RC=1
+    printf "${RED}⨉ failed${NC}\n"
+  else
+    printf "${GREEN}✓ passed${NC}\n"
+  fi
+
+  echo
+done
+
+exit $RC
+