.gitignore and project settings revised
[MIN] readme moved to main directory
[MOD] Created parent pom.xml and moved the common elements from basex-core and basex-api
[DEL] Cleaned up intellij project files
[DEL] removed version and groupId from child poms
[MOD] basex-tests and basex-examples have basex-parent as parent, too
Merge pull request #750 from dimitarp/mvn-restruct

Maven parent project and Intellij project file clean
[ADD] XQuery: new, alternative map syntax: { 'key' : 'value' }
[MOD] GUI: clear info view if no command was executed
[MOD] Set `TAILCALLS` property to a higher value (256).
Merge pull request #751 from LeoWoerteler/tc256

Set `TAILCALLS` property to a higher value (256).
[MIN] Info files moved
Version 7.7.1 (September 16, 2013)

 XQUERY
 - new map syntax: { 'key' : 'value' }
 - tail call optimization for dynamic functions
 - optimize fn:subsequence() calls and sequence casts
 - db:optimize(): original options are preserved

 WEBDAV
 - return non-breakable spaces as &#xA0;

 CORE
 - avoid OutOfMemory exception when building large databases
Version 7.7.1 (September 16, 2013)

 XQUERY
 - new map syntax: { 'key' : 'value' }
 - tail call optimization for dynamic functions
 - optimize fn:subsequence() calls and sequence casts
 - db:optimize(): original options are preserved

 WEBDAV
 - return non-breakable spaces as &#xA0;

 CORE
 - avoid OutOfMemory exception when building large databases
[MOD] Switched to 7.7.2 beta
[FIX] Handle tail calls correctly in built in higher-order functions.
Merge pull request #753 from LeoWoerteler/built-in-tco

[FIX] Handle tail calls correctly in built in higher-order functions.
[MIN] XQuery: minor renamings and refactorings
[FIX] XQuery, format-number: ignore default element namespace
[FIX] XQuery, GH-752: Respect `IO.MAXATTS` in `Data.insertAttr(...)`.