excel-builder-ts 0.1.1

Changed

• Switched all applicable strings from single to double quotes
• Added some missing and best guess data types

Fixed

• Fixed some typeof comparison bugs
• ExcelBuilder createFile() and createFileAsync() were mistakenly instance functions, now static
• Picture prototype and constructor type are now correct
• Workbook.Drawing interface had incorrect type
• Workbook.addMedia() 'contentType' is now correctly optional