Rcall Versions Save

• check the permission of the working directory and return meaningful error if the directory has a restricted access

• fixing the way rcall_check examines rcall version
• utilizing github version command to return the rcall version instead

• a problem with installing rcallscript function is fixed

• Fixing a bug introduced in version 3.0.0 for transferring variables with st.var function.

Major Update

• The sync mode is no longer maintained
• rcall problems in transferring huge matrices and variables between R and Stata is solved.
• several other small bugs are solved

fixing a bug in the stata.output.r file

making rcall erase the memory of interactive R sessions, anytime Stata is restarted (or all macros are dropped)

• bug related to naming the rows and columns of matrices was fixed (in the R code)

• solves a vital bug for Linux
• improves the performance for Microsoft Windows
• adds dependency installation file

• fixing a bug with rcall describe for Windows.