fix Issue 10117 - Support C++ class-scope static variables
Remove util_progress from frontend.
Fix error propagation of index expressions

x[_error] should be an error.
Fix error propagation for CondExp
fix issue 7533 - Error with no line number with pure static ctor
Merge pull request #2108 from hpohl/7533

fix issue 7533 - Error with no line number with pure static ctor
[trivial] Increase copyright year displayed on command line
Merge pull request #2109 from eco/patch-1

[trivial] Increase copyright year displayed on command line
fix test for 7533
Merge pull request #2110 from hpohl/7533

What could possibly go wrong
[trivial] size_t/int format specifier mismatch.
Merge pull request #2111 from klickverbot/trivial-fixes

[trivial] size_t/int format specifier mismatch
Merge pull request #2097 from donc/indexcondexp_error

Fix error propagation for x[_error] and _error?x:y
Merge pull request #2061 from ibuclaw/rmutilprogress

Remove util_progress from frontend.
Merge pull request #2053 from IgorStepanov/cppstaticvar

fix Issue 10117 - Support C++ class-scope static variables