feat(spring): put spring npcs back in (@lemoness)
string to clarify no adding members to existing quests

"Remember: only current party members will be invited. Once the invitation is sent, no new party members can join the quest!" to go at bottom of quest modals.

Should hopefully cut back on the number of newer players starting a quest and thinking they can add other folks.
Pet Egg Skeleton sprite correction

Skeleton Pet Egg was using an old version of the file with stray pixels.
I've replaced the file with the corrected version.
Merge pull request #195 from meganstrickland/develop

Pet Egg Skeleton sprite correction
chore(i18n) add notice about translations
chore(i18n:): implement i18n module, start moving content to locales/en/content.json, recompile
improve(i18n): add locales for content.json, add code for server to i18n, build
chore(i18n): remove content.json locales for now
chore(i18n): move all the weapons to content.json and update README.md
chore(i18n): move armor items to content.json
chore(i18n): start moving attributes values to interpolation
chore(i18n): move attributes values to interpolation
chore(i18n): move head items to strings
improve(i18n): move gear strings to gear.json, recompile
improve(i18n): move potion to strings, add content.json for generic content
fix(i18n): remove duplicate strings
fix(i18n): remove duplicate strings
improve(i18n): move spells to strings
fix(i18n): json syntax
improve(i18n): move eggs to strings