Insul release 9.011

* Re-worked Glazing algorithms to try and get the best empirical match between available data and INSUL * Add 0.75mm BMT steel studs * Beginnings of Chinese Translation (early days) * Adding joist and stud dimensions to print outs * Fixing bugs with entering cavity dimensions * Minor additions to the Materials database * Updated calculations for leak predictions * Fixed minor bugs on Leaks tabs * Added leak details to printouts * Improved reliability of filtering functions in the Materials Editor * Updated string handling in search boxes to manage empty strings * Fixed an open-file bug which occured when using comma as the decimal separator * Updated rating methods for rain noise calculations * Fixed printing bug (no construction details printed, only leak stuff)