[ADD] XQuery: Dynamic Updating Function Invocation. Closes #939
[MIN] URI Tests deactivated (#928)
Merge branch 'stable'

Conflicts:
	basex-core/src/main/java/org/basex/query/QueryParser.java
	basex-core/src/main/java/org/basex/query/func/FuncLit.java
	basex-core/src/main/java/org/basex/query/func/Functions.java
[FIX] XQuery: minor fixes conc. updating function items
[FIX] XQuery predicate evaluation. Closes #947
Merge branch 'stable'
BaseX-Web: BaseX, RestXQ, AngularJS, Bootstrap example.

* Provided by Micheee and Holu for your convenience.
* Motivated by http://www.mail-archive.com/basex-talk@mailman.uni-konstanz.de/msg04146.html
[MOD] Clarified example
Moved to basex-contrib/basex-web-ng

https://github.com/BaseXdb/basex-contrib/tree/master/basex-web-ng
[FIX] GUI Editor, Ctrl-H: consider file filter
[MIN] GUI, Mac shortcut: "% H" → "% Shift H"
Merge branch 'stable'
Merge branch 'master' of github.com:BaseXdb/basex
[MIN] .classpath
[FIX] XQuery: empty() checks fixed
Merge branch 'stable'
[MIN] XQuery, empty(): Test added
Merge branch 'stable'
[MIN] Test
Merge branch 'stable'