woodValuationDE 1.0.2

updates:

• typo in help files
• formatting NEWS.md
• minor corrections in README.md
• updated citation information in README.md
• new CITATION file
• README.md: example with the R package et.nwfva
• LICENSE: updated year
• new function: vol_assortment

initial upload (v1.0.1)

2022/07/01 initial upload