en.yml in head_music-2.0.1

- old
+ new

@@ -1,6 +1,20 @@
 en:
+  chromatic_intervals:
+    perfect_unison: perfect unison
+    minor_second: minor second
+    major_second: major second
+    minor_third: minor third
+    major_third: major third
+    perfect_fourth: perfect fourth
+    tritone: tritone
+    perfect_fifth: perfect fifth
+    minor_sixth: minor sixth
+    major_sixth: major sixth
+    minor_seventh: minor seventh
+    major_seventh: major seventh
+    perfect_octave: perfect octave
   clefs:
     alto_clef: alto clef
     baritone_c_clef: baritone C-clef
     baritone_clef: baritone clef
     baritone_f_clef: baritone F-clef
@@ -160,9 +174,16 @@
     violoncello: violoncello
     voice: voice
     woodblock: woodblock
     xylophone: xylophone
     zither: zither
+  locales:
+    de: German
+    en: English
+    es: Spanish
+    fr: French
+    it: Italian
+    ru: Russian
   reference_pitches:
     a440: A440
     baroque: Baroque pitch
     berlin_philharmonic: Berlin Philharmonic
     boston_symphony_orchestra: Boston Symphony Orchestra