Refactoring: Basic Changes (renaming iteration variable, extracting StringFormatter Class, adding explaining variable in JNLP's SimpleRange class, and extracting Interrupted exception logging method)

[sarvang00]

Hello,

In these commits, I have performed some basic refactoring. The changes include:

1. Renaming iterationg variable: For better redability (b11d1a4)
2. Extracting StringFormatter Class from BaseLogger (8aa11c2, e305bef, 3bda723)
3. Adding an explaining variable in JNLP's SimpleRange class (55275aa)
4. Extracted Interrupted exception logging method (a6b4efd)